121 P1.PA.JC.18102432
Level 3
Find the missing numbers.
The numbers in each row and column must add up to the same answer.
  1. A
  2. B
4 m
W Addition & subtraction Repeated patterns Equal stage
122 P1.PA.JC.18102431
Level 3
Find the missing numbers.
The sum of the 3 numbers across the square is 12. The sum of the 3 numbers down the square is also 12.
  1. A
  2. B
  3. C
  4. D
4 m
W Addition & subtraction Repeated patterns Equal stage
123 P5.ST.JC.18121156
Level 2
Adam and Bryan have 80 stickers.
Adam has 60% as many stickers as Bryan.
  1. How many stickers must Bryan give to Adam so that both will have the same number of stickers?
  2. How many stickers does each of them have in the end?
3 m
Percent to units Internal transfer Equal stage after Units table
124 P4.AP.JM.17100167
Level 3
The square on the right has the same perimeter as the rectangle on the left. Find the area of the square.
3 m
Square Rectangle Equal stage
125 P1.PA.JC.18102433
Level 3
Find the missing numbers.
The numbers in each row and column must add up to the same answer.
  1. A
  2. B
4 m
W Multiplication & division Repeated patterns Equal stage
126 P5.RA.NK.23053101
Level 3
Class 5 Goodness and 5 Love had the same number of students. The ratio of the number of girls in 5 Goodness to the number of girls in 5 Love was 1 : 13. The ratio of the number of boys in 5 Goodness to the number of boys in 5 Love was 7 : 1.
  1. What is the ratio of the number of boys to the number of girls in Class 5 Goodness?
  2. If there were 33 fewer boys than girls in Class 5 Love, how many students were there each class?
4 m
Finding ratio Ratio to units More than or less than Equal stage Combined repeated identity Units table
127 P4.AP.JM.17100184
Level 3
Figure A is a square with a perimeter of 56 cm. Figure B is a rectangle with breadth of 7 cm. Given that both figures have the same area, find the perimeter of Figure B.
3 m
Square Rectangle Equal stage
128 P4.DA.JM.17092719
Level 3
The table shows the types of cards collected by 4 boys.
  1. Carl and Fred collected the same number of cards. How many foreign cards did Fred collect?
  2. Who collected the most number of cards?
4 m
Table Min-max Equal stage
129 P5.RD.JM.17083148
Level 3
The ratio of the amount of money Anna had to the amount of money Belle had was 6 : 7. Anna then gave 56 of her money to Belle. In the end, Belle returned $66 to Anna and they both had the same amount of money. How much money did each girl have at the beginning?
  1. Anna
  2. Belle
4 m
Fraction of a whole Percent of a whole Percent to units Money Equal stage after Internal transfer Units table
130 P6.RD.JC.19082902
Level 3
Fabian, Gilbert and Henry had some marbles in the ratio of 2 : 3 : 5. Henry gave 40% of his marbles to Fabian and Gilbert. As a result, Fabian had the same number of marbles as Gilbert and Henry had 36 fewer marbles than Fabian.
  1. What was the percentage increase in Fabian's marbles after receiving from Henry?
  2. How many marbles did Gilbert have at first?
4 m
Ratio to units Percent of a set Percent change by More than or less than Equal stage after Internal transfer Units table Decimal units
131 P4.AP.JM.17100191
Level 3
The same amount of paint can be used to paint either a square (Figure A) or a rectangle (Figure B). Figure A has a perimeter of 64 cm while Figure B has a breadth of 8 cm. Find the perimeter of Figure B.
3 m
Square Rectangle Equal stage
132 P5.ST.JC.18121160
Level 3
If Adam's income is increased by 50% and
Bryan's amount is decreased by 30%,
both will get $2100 each.
  1. How much is Adam's income?
  2. How much is Bryan's income?
  3. What is the difference between Adam's income and Bryan's income?
3 m
Percent of a set Percent change by Percent of different bases Equal stage after All change Units method
133 P6.RA.TL.16010146
Level 3
The number of boys to the number of girls in Primary 4 Kindness was 4 : 7. The number of boys to the number of girls in Primary 4 Joy was 4 : 7. Both classes had the same number of boys. When 18 girls from Primary 4 Kindness joined Primary 4 Joy, the ratio of the number of boys to the number of girls in Primary 4 Kindness became 2 : 3. Find the total enrolment of both classes.
4 m
Ratio to units Equal stage Unchanged quantity Internal transfer Unchanged total Units table
134 P4.AP.JM.17100183
Level 3
The diagram shows square X and rectangle Y. The length of rectangle Y is 9 cm longer than its breadth. The breadth of rectangle Y is the same as the length of square X. The perimeter of square X is 56 cm. Find the area of rectangle Y.
3 m
Length Square Rectangle Equal stage Model Comparison
135 P6.RA.TL.16010138
Level 3
David, Ethan and Tim have some marbles. The ratios of their marbles are as follows:

David : (David + Ethan + Tim) = 1 : 5
Ethan : (David + Tim) = 1 : 3

Tim has 42 marbles more than Ethan. In the end, Tim gives away all he has to Ethan and David so that both Ethan and David end up with the same number of marbles, how many marbles has Ethan received from Tim?
4 m
Ratio to units More than or less than Equal stage after Combined repeated identity Unchanged total Units table
136 P4.DA.JM.17092732
Level 3
The line graph shows the number of boys and girls in each sports school.
  1. How many pupils were there in Sports School B?
  2. How many more girls than boys were there in Sports School C?
  3. At the end of the year, an equal number of boys and girls from Sports School D were transferred to Sports School A. The fraction of the number of boys to girls in Sports School A becomes 23. Find the total number of boys and girls that were transferred from Sports School D to Sports School A.
4 m
Line graph Fraction of a set Fraction to units Internal transfer More than or less than Equal stage Units method
137 P5.RD.JM.17083281
Level 3
Alan, Benjamin and Charles shared a bag of toy blocks. Benjamin took 35 as many toy blocks as Charles. Alan took twice as many toy blocks as the total Benjamin and Charles took. After Alan had given 20 to Benjamin and 4 to Charles, Benjamin gave 5 to Charles. In the end, all three of them had the same number of toy blocks. Find the difference between the number of toy blocks that Alan and Benjamin had at first.
4 m
Fraction to units Times as many Equal stage after Combined repeated identity Internal transfer Unchanged total Units table
138 P5.RD.JM.17083272
Level 3
Molly, Nellie and Olivia had a sum of money. The amount of money Molly had was 45 of the amount of money Nellie had. The ratio of the amount of money Nellie had to the total amount of money Olivia and Nellie had was 3: 8. After Olivia gave $15 to Nellie, she had as much money as Nellie. How much more money did Olivia have than Molly in the end?
4 m
Fraction to units Ratio to units Money More than or less than Equal stage after Repeated identity Internal transfer Unchanged total Units table
139 P4.AP.JM.17100175
Level 3
A square of side 6 cm has the same perimeter as a rectangle. Find the area of the rectangle if the length of the rectangle is twice the breadth of the rectangle.
3 m
Square Rectangle Equal stage Model Times-as-many Units method
140 P5.RD.NK.22122916
Level
Fred had 12 as many erasers as Will. Will had 23 as many erasers as Rachel. After Fred and Rachel gave 12 erasers to Will, Will had four times as many erasers as Fred. Rachel then had the same number of erasers as Will.
  1. What was the ratio of the number of erasers Fred had to the number of erasers Rachel had in the beginning? Answer in simplest form.
  2. How many erasers did Will have in the end?
4 m
Fraction to units Finding ratio R Simplest form Times as many Equal stage after Repeated identity Internal transfer Unchanged total Units table

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