Math 5 · Unit 1: The number system · Cambridge Primary Maths Stage 5

Questions

1. 1. Find the missing number. 0.9 × □ = 9

   • 0.1
   • 1
   • 100
   • 10
   Check

2. 2. Find the missing number. 350 ÷ □ = 3.5

   • 100
   • 10
   • 1000
   • 0.01
   Check

3. 3. Write the missing numbers in this sequence.

   Fill the blanks with these.

   • 0.9
   • 0.19
   • 1.9
   • 0.019
   Check

4. 4. Write this number in digits: fifteen point three seven

   • 1.537
   • 15.37
   • 15.037
   • 153.7
   Check

5. 5. Write this number in digits: one hundred and five point zero five

   • 1005.05
   • 105.05
   • 15.05
   • 105.5
   Check

6. 6. Write this number in digits: thirty four point three four

   • 34.34
   • 3.434
   • 34.304
   • 34.034
   Check

7. 7. Write the missing numbers.

   Fill the blanks with these.

   • 7500
   • 1000
   • 750
   • 75000
   • 100
   Check

8. 8. Write the missing numbers.

   Fill the blanks with these.

   • 25000
   • 10
   • 100
   • 250000
   • 2500
   Check

9. 9. Complete the table to show what the digits in the number 47.56 stand for. Which gives the rows for 5, 6 and 7 in order?

   • 5 tenths, 6 ones, 7 hundredths
   • 5 tenths, 6 hundredths, 7 ones
   • 5 ones, 6 tenths, 7 hundredths
   • 5 hundredths, 6 tenths, 7 ones
   Check

10. 10. Write the missing number. 6.58 = 6 + □ + 0.08

    • 0.58
    • 5
    • 0.5
    • 0.05
    Check

11. 11. Which number is equivalent to five hundredths?

    • 0.05
    • 0.50
    • 500
    • 5.00
    Check

12. 12. Divide 3.6 by 10.

    • 0.036
    • 3.06
    • 36
    • 0.36
    Check

13. 13. Write the missing numbers.

    Fill the blanks with these.

    • 0.1
    • 0.01
    • 0.04
    • 0.4
    Check

14. 14. Here are four number cards. Which card shows the number that is 100 times bigger than 33.3?

    • 333.00
    • 33.300
    • 33300
    • 3330
    Check

15. 15. Find the missing number. 7.2 × 100 = □

    • 72
    • 7200
    • 702
    • 720
    Check

16. 16. Find the missing number. 0.75 × 100 = □

    • 0.075
    • 75
    • 7.5
    • 750
    Check

17. 17. Find the missing number. 4.28 × 10 = □

    • 0.428
    • 4.028
    • 428
    • 42.8
    Check

18. 18. Find the missing number. 270 ÷ 100 = □

    • 2.07
    • 2.7
    • 0.27
    • 27
    Check

19. 19. Find the missing number. 151 ÷ 100 = □

    • 15.1
    • 0.151
    • 1.51
    • 1.051
    Check

20. 20. Find the missing number. 6.6 ÷ 10 = □

    • 0.066
    • 66
    • 0.66
    • 6.06
    Check