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Jun-15-2018

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## Whole Numbers (Pri-5) / Comment written on answer - Aug-04-2018

Aug-04-2018
Is there a way to do this by unitary method? Thanks.

## PSLE Only

me. Class Date: Problem Solving Solve the word problems. were 80singers in asings, The averag e sale singers O singers in a singing competition. The average score given singer was 58.5 points. The average score of the female singers ds o4 points and the average score of the male singers was 56 points. for each Ho w many male singers participated in the competition?

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## Whole Numbers (Pri-3) / Multiplication and Division Answer written - Oct-15-2017

Oct-15-2017

Ans = 24999 $\frac{3}{4}$34

## Exam Fever

ame: lass: Date: 1 Fill in the blanks. (/a)/ 517 × =5170 5l × 10 = 6200 c)) 310 × d) e) 706 × f) - 31 000 × 100 = 48000 - 706 000 × 1000 = 2 012 000

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## Fractions (Pri-5) / Fractions Comment written on question - Aug-06-2018

Aug-06-2018
GUIDE: draw a bar model showing both A & B's age for the 2 cases to solve for U. Then solve for B's current age.

Jul-08-2018
109

## Geometry (Pri-5) / Geometrical Construction Comment written on question - Aug-26-2018

Aug-26-2018
GUIDE: draw diagram to visualise. Dissect diagram to solve.

## Measurement (Pri-6) / Length, Mass and Volume Comment written on answer - Jun-21-2018

Jun-21-2018
Sorry but may I know y DF=DB? I’m about confusing

Nov-02-2018

## Fractions (Pri-5) / Circles Comment written on answer - Oct-29-2018

Oct-29-2018
thanks i have send you a friend request

Oct-23-2018
Thank you

## Measurement (Pri-4) / Whole Numbers Comment written on answer - Aug-18-2018

Aug-18-2018
Correct! You can show working by posting a photo too :)

## Money (Pri-2) / Money Comment written on question - Apr-16-2018

Apr-16-2018
Answer is correct! But you have posted same answers repeatedly, will delete rest for you. Thanks!

Jan-21-2019

Jan-22-2019

Sep-20-2018

Oct-15-2017

5000 ÷ 50 = 100

Jul-06-2018

## Decimals (Pri-4) / Decimals Answer written - Jul-10-2018

Jul-10-2018
$1$

Jul-22-2018

## Geometry (Pri-6) / Angles in Geometric Figures Comment written on question - Aug-11-2018

Aug-11-2018
GUIDE: note that the 2 isosceles triangles (while they may not be the same size) share similar angles. Figure out which ones. Then look at big triangle ACE to solve

a week ago

2 weeks ago

2 weeks ago

2 weeks ago

4 weeks ago

## Whole Numbers (Pri-6) / Whole Numbers Answer written - Jan-21-2019

Jan-21-2019
$\left(4\right)\phantom{\rule{0ex}{0ex}}$

Jan-19-2019

Jan-16-2019
well done!

Jan-16-2019

Jan-14-2019

Jan-11-2019

Jan-11-2019

## Fractions (Pri-4) / Fractions Answer written - Nov-19-2018

Nov-19-2018
$\mathrm{lkk}222\mathrm{mk}223332\mathrm{cm}$

Nov-15-2018

## Measurement (Pri-5) / Numbers to 10 Comment written on answer - Nov-07-2018

Nov-07-2018
Good working Goh!!

## Fractions (Pri-2) / Fractions Answer written - Nov-01-2018

Nov-01-2018
$20$

## Geometry (Pri-5) / Angles Answer written - Oct-29-2018

Oct-29-2018
$180°-92°=88°\left(\angle \mathrm{LKM}\right)\phantom{\rule{0ex}{0ex}}92°÷2=46°\left(\angle \mathrm{KML}\right)\phantom{\rule{0ex}{0ex}}180°-118°-46°=16°\phantom{\rule{0ex}{0ex}}\mathrm{Ans}:16°$

Oct-25-2018

## Fractions (Pri-5) / Fractions Answer written - Oct-24-2018

Oct-24-2018
$1$

Oct-22-2018

Oct-18-2018

Oct-18-2018

Oct-17-2018
Correct!!

Oct-17-2018

Oct-16-2018
Correct !!

Oct-16-2018

Oct-15-2018

## Measurement (Pri-3) / Angles Comment written on answer - Oct-15-2018

Oct-15-2018
That's correct Vindhya 👍

Oct-14-2018

Oct-09-2018

## Fractions (Pri-5) / Whole Numbers Comment written on answer - Oct-04-2018

Oct-04-2018
Thanks Henry M. I had forgotten the rule you can do inverse multiplication here, 5/7 H = 30 means you can do 30 times 7 divided by 5. Thanks a lot for the equation!

Oct-02-2018

## Measurement (Pri-4) / Area and Perimeter Comment written on question - Oct-02-2018

Oct-02-2018
GUIDE: "unfold" the strip of paper to see the strip before folding, then solve

## Geometry (Pri-5) / Properties of Triangle Comment written on answer - Oct-01-2018

Oct-01-2018
Correct! Good working Sugiarto:)

Sep-29-2018

## Speed (Pri-6) / Properties of a 4-sided Figures Comment written on answer - Sep-27-2018

Sep-27-2018
Correct Damien. You can also use the math symbols function when answering. Fractions etc can be easily entered into your statements that way. Try it out :)

## Geometry (Pri-4) / Area and Perimeter Comment written on question - Sep-24-2018

Sep-24-2018
GUIDE: AB contains 1 side of each square, and each square has 4 sides.

Sep-24-2018
Correct !

## Geometry (Pri-4) / Area and Perimeter Comment written on answer - Sep-24-2018

Sep-24-2018
Good one Diyah! Try showing your working for even better practice.

## Ratio (Pri-6) / Area and Perimeter Comment written on answer - Sep-24-2018

Sep-24-2018
5 parts is chosen for convenience because of 2:3, can you see why? We can also solve by R = ( 2/5 x 3/4 ) & B = ( 3/5 x 3/4 ).

Sep-17-2018

## Geometry (Pri-3) / Measurements Comment written on answer - Sep-15-2018

Sep-15-2018
That's correct!! Sharp eyes :)

Sep-13-2018

Sep-09-2018

## Measurement (Pri-1) / Angles Comment written on answer - Sep-06-2018

Sep-06-2018
Hi Dhana, you are right when you say "Half past six", but if the short hand has not crossed 6 (as in ans 2), then it has not past six yet. The answer should be (1)

## Measurement (Pri-6) / Area and Perimeter Comment written on question - Sep-05-2018

Sep-05-2018
GUIDE: try seeing what is the shortest way to solve this by observing the cut areas :)

Sep-05-2018

Sep-04-2018
Correct!!

## Ratio (Pri-5) / Ratio Comment written on question - Sep-02-2018

Sep-02-2018
GUIDE: try watching some video lectures by searching for [Level: 5], [Topic: Ratio] & [Post Type: Video Lectures]. Here's an example: https://mathemate.com/viewquestion/qu
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Aug-26-2018

Aug-26-2018
Correct!

## Percentage (Pri-5) / Percentage Comment written on answer - Aug-30-2018

Aug-30-2018
Correct and thanks! XD

## Whole Numbers (Pri-6) / Percentage Comment written on answer - Aug-25-2018

Aug-25-2018
Hi Rachel, try following the working found in the answer which is verified (has a GREEN TICK on the answer)

## Data Analysis (Pri-3) / Bar Graphs Answer written - Aug-23-2018

Aug-23-2018
$18$

Aug-18-2018
Correct!

Aug-18-2018
Correct!

## Measurement (Pri-4) / Division Comment written on answer - Aug-18-2018

Aug-18-2018
Correct! Will be better if some working steps are shown :)

## Whole Numbers (Pri-6) / Money Comment written on answer - Aug-17-2018

Aug-17-2018
Hi Agasthya, if you can show your working, I'll be able to tell where you went wrong.

## Percentage (Pri-6) / Percentage Comment written on question - Aug-14-2018

Aug-14-2018
GUIDE: there are 2 sets of percentages here: one for total & the other for remainder. DO NOT confuse the two :)

## Fractions (Pri-5) / Fractions Comment written on question - Aug-13-2018

Aug-13-2018
GUIDE: "A" being 2/7 of "B" can be understood as - if B is 7 parts, then A will be 2 parts. Write equation of "after" then solve.

## Whole Numbers (Pri-6) / Whole Numbers Comment written on question - Aug-11-2018

Aug-11-2018
GUIDE: break down numbers in pattern into their factors then find rule which include # (number position). Then solve.

## Measurement (Pri-6) / Area and Perimeter Comment written on question - Aug-11-2018

Aug-11-2018
GUIDE: find area of quadrant, find area of square, then solve. Note that radius is 14cm !

## Whole Numbers (Pri-5) / Whole Numbers Answer written - Aug-09-2018

Aug-09-2018
$1499$

Aug-09-2018
Correct!

Aug-08-2018
Good

## Whole Numbers (Pri-4) / Percentage Comment written on answer - Aug-08-2018

Aug-08-2018
Hi Saravane, 140 is correct!

## Whole Numbers (Pri-1) / Multiplication Comment written on answer - Aug-07-2018

Aug-07-2018
Hi Ullas, that's correct. It will be even better if you can show your working :)

Aug-07-2018
That's correct!

Aug-05-2018

Aug-05-2018

## Fractions (Pri-4) / Fractions Comment written on question - Aug-03-2018

Aug-03-2018
Hi Jaahidh, the answer is found inside :)

## Fractions (Pri-6) / Fractions Comment written on question - Aug-02-2018

Aug-02-2018
GUIDE: Firstly determine how many 1/4 m parts he can cut from the 11/12 m string. Then solve.

## Speed (Pri-6) / Speed Comment written on question - Jul-30-2018

Jul-30-2018
GUIDE: time traveled is same (4hrs), use that to find speed of van. Then solve.

## Measurement (Pri-6) / Volume of Liquids Comment written on question - Jul-29-2018

Jul-29-2018
You can also thank another user by clicking [ ... ], then clicking "Thanks" inside there. Fellow users & moderators will be notified, and they can gain points & badges
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## Data Rep & Interpretation (Pri-1) / Picture Graphs Comment written on question - Jul-26-2018

Jul-26-2018
Hi Sryl, but this is neither P1 math nor Picture Graph :) But you can solve this by forming quadratic equations. Clue: 6 = 2 x 3 & 5 = 2 + 3. Answer & working inside.

## Measurement (Pri-1) / Length Comment written on question - Jul-25-2018

Jul-25-2018
Hi Rui Qi, I see you are exploring the app... that's good! You can also take a photo of the question on mobile (go onto Mathemate's mobile site).

Jul-23-2018
Good try!!

Jul-22-2018

Jul-22-2018

Jul-22-2018

Jul-19-2018
Thanks

## Whole Numbers (Pri-4) / Multiplication Comment written on question - Jul-17-2018

Jul-17-2018
GUIDE: Bar model is optional here but it helps with visualising the equation. Solve for U, then solve for Men. See working inside :)

## Decimals (Pri-5) / Decimals Comment written on question - Jul-16-2018

Jul-16-2018
GUIDE: draw bar model (optional) and write equation for after pouring same amount of water (W) to solve. See working inside :)

## Speed (Pri-6) / Speed Comment written on question - Jul-15-2018

Jul-15-2018
Speed = Distance / Time

Jul-15-2018

## Whole Numbers (Pri-4) / Time Comment written on answer - Jul-18-2018

Jul-18-2018
You are right Angelina, total computer time is 150 mins (2.5 hrs) regardless of how many computers was rented!

## Measurement (Pri-1) / Whole Numbers Comment written on answer - Jul-15-2018

Jul-15-2018
You read all the times correctly, but which clock is the answer?

Jul-14-2018

## Whole Numbers (Pri-6) / Whole Numbers Comment written on question - Jul-12-2018

Jul-12-2018
Picture gotta to be brighter please ;)

## Ratio (Pri-6) / Ratio Comment written on question - Jul-09-2018

Jul-09-2018
GUIDE: Express ratio of S, M & G at first and at the end. Use brother’s quantity and end ratio to derive at stamps per part ratio.

## Ratio (Pri-6) / Ratio Comment written on question - Jul-09-2018

Jul-09-2018
GUIDE: Draw a model based on the first condition. Draw a model based on the second condition.

## Whole Numbers (Pri-6) / Whole Numbers Comment written on question - Jul-09-2018

Jul-09-2018
GUIDE: Draw a bar to represent 12 balloons, then minus $10. Draw a bar to represent 7 balloons, then add$14. Both bars represent the amount of money Ben had.

## Decimals (Pri-5) / Decimals Answer written - Jul-06-2018

Jul-06-2018
$67.65×12=811.80\phantom{\rule{0ex}{0ex}}811.80+180=991.80\phantom{\rule{0ex}{0ex}}=992.00$

## Measurement (Pri-3) / Mental Calculations Comment written on answer - Jul-07-2018

Jul-07-2018
Hi Affiq, there is 2 oven toasters in the question! Please check your working. Then see Mei's answer below.

## Whole Numbers (Pri-3) / Multiplication and Division Answer written - Jul-06-2018

Jul-06-2018
$85$

## Geometry (Pri-5) / Angles Answer written - Jul-06-2018

Jul-06-2018
$180-48=132\phantom{\rule{0ex}{0ex}}132÷2=66\phantom{\rule{0ex}{0ex}}66-50=16$

Jul-06-2018

## Algebra (Pri-6) / Algebra Comment written on question - Jul-06-2018

Jul-06-2018
GUIDE: Draw bar model for N & F, then solve for total (2 x N or 2 x F)

Jul-02-2018

Jul-01-2018

Jun-27-2018

## Fractions (Pri-6) / Fractions Comment written on question - Jun-26-2018

Jun-26-2018
GUIDE: draw a bar model with 24 parts (because of 1/3 & 3/8), then solve for 1 part using tie

## Whole Numbers (Pri-3) / Addition and Subtraction Comment written on question - Jun-26-2018

Jun-26-2018
Hi Mohd, see working inside... click on Answer button above and click Show Answers :)

## Whole Numbers (Pri-3) / Addition and Subtraction Comment written on question - Jun-26-2018

Jun-26-2018
GUIDE: Assume either all MC or all Cars and work backwords. See working inside.

## Speed (Pri-6) / Money Comment written on answer - Jun-25-2018

Jun-25-2018
Speed = Dist / Time | Dist = Speed x Time

## Fractions (Pri-5) / Fractions Comment written on question - Jun-25-2018

Jun-25-2018
GUIDE: draw bar model for L & J in similar parts (9 & 10), then solve. See working inside.

## Fractions (Pri-6) / Speed Comment written on answer - Jun-24-2018

Jun-24-2018
This is the preferred method for PSLE, use this :)

## Percentage (Pri-6) / Percentage Comment written on question - Jun-24-2018

Jun-24-2018
Even better is to take a photo with your mobile or tablet and upload the photo :)

## Fractions (Pri-5) / Fractions Comment written on question - Jun-24-2018

Jun-24-2018
GUIDE: If you spend 1/2 of your savings on books, and 1/2 of that on storybooks, you would have spent (1/2)(1/2) = 1/4. You can draw a bar model to see the answer. The same a
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Jun-24-2018

## Fractions (Pri-6) / Fractions Comment written on question - Jun-23-2018

Jun-23-2018
INTERESTING SIDE NOTE: in an ideal condition, the ball will bounce forever... ever closer to 0 cm but never quite reaching it :)

## Decimals (Pri-6) / Decimals Comment written on question - Jun-22-2018

Jun-22-2018
GUIDE: break 150 donuts into (sets of 4) and its remainder

## Fractions (Pri-6) / Fractions Comment written on question - Jun-22-2018

Jun-22-2018
GUIDE: convert all units to secs

## Speed (Pri-6) / Fractions Comment written on answer - Jun-22-2018

Jun-22-2018
Hi Riana, you're correct! And your answer has been verified (See Green icon with a Tick on the right)

## Measurement (Pri-4) / Speed Comment written on answer - Jun-22-2018

Jun-22-2018
Good try! Correct.