Level 1
Find the following values without a calculator.
  1. Express 100 mℓ as a percentage of 2 ℓ.
  2. Express 2000 mℓ as a percentage of 1 ℓ.
  3. Express 30 min as a percentage of 2 hours.
  4. Express 2 min as a percentage of 30 seconds.
2 m
Level 1
Find the following values without a calculator.
  1. 13 x 360° = ______ °
  2. _____ x 360° = 90° (Give the answer in fraction.)
  3. 10% x 360° = _____ °
  4. ____% x 360° = 180° (Give the answer in fraction.)
2 m
Level 1
Find the following values without a calculator.
  1. 125 h = _____ min
  2. 234 m = _____ m (Give the answer in decimal.)
  3. 814 km = _____ m
  4. 738 kg = _____ g
2 m
Level 2 PSLE
The pie chart shows the different genres of CDs at a stall. 15 of the CDs were Hip-Hop and 14 of the CDs were either Rock or Jazz. There were 3 times as many Rock CDs as Jazz CDs. What fraction of the CDs were Rock CDs?
2 m
Level 2
The figure consists of 2 squares and a circle. If the length of the bigger square is 10 cm, what is the area of the shaded part?
2 m
Level 3
Fill in the blanks in units in whole numbers or fractions.
Adam has some money.
He gives 12 to Bryan.
He gives 23 of the remainder to Chris.
He gives 15 of the rest to David.
Let the total amount of money be 2 u.

  1. Amount that Adam gives to Bryan = _____ u
  2. Amount that Adam gives to Chris = _____ u
  3. Amount that Adam gives to David = _____ u
  4. Amount that Adam has left in the end = _____ u
4 m
Level 2 PSLE
A box contains white, blue and orange beads. 14 of the beads are white. 25 of the remaining beads are blue. What fraction of the beads in the box are orange?
2 m
Level 3 PSLE
The number of boys and girls taking part in a quiz are in the ratio 4 : 7. These students are put into two groups. 60% of the boys and 30% of the girls are in Group 1. The rest of the students are in Group 2.
  1. What is the ratio of the number of students in Group 2 to Group 1? Give your answer in the simplest form.
  2. The number of boys in Group 2 is fewer than 50. What is the largest possible total number of students taking part in the quiz?
3 m
Level 3 PSLE
Mr Wong used 38 of his money to buy 8 apples and 12 peaches. The cost of 4 apples was the same as that of 2 peaches. What was the most number of peaches that Mr Wong could buy with the money he had left?
2 m
Level 3 PSLE
Lynn wanted to buy a dress. She saw a red dress on sale at 10% discount and a blue dress at 20% discount. Both dresses had the same original price before the discounts. To buy the red dress, Lynn would need $3.50 more that what she had. So Lynn bought the blue dress. After that, she had $1 left.
  1. What was the original price of the red dress?
  2. How much money did Lynn have at first?
4 m