Hong Kong · Grade 3 · Practice Sheet 35

1. 1.

   Add 71 and 18.

   Formula:Addition

   $\text{sum} = a + b$

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2. 2.

   Add 17 + 6 + 2.

   Formula:Addition of Three Numbers

   $\text{sum} = a + b + c$

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3. 3.

   Continue the pattern by counting in 10s: 10, 20, ___

   Formula:Skip Counting

   $\text{next} = \text{term} + \text{step}$

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4. 4.

   What is double 7?

   Formula:Doubling

   $d = 2 \times n$

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5. 5.

   There are 6 bags with 6 apples in each bag. How many apples are there in total?

   Formula:Multiplication as Repeated Addition

   $\text{total} = \text{groups} \times \text{size}$

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6. 6.

   What is double 23?

   Formula:Doubling

   $d = 2 \times n$

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7. 7.

   Subtract 46 from 71.

   Formula:Subtraction

   $\text{difference} = a - b$

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8. 8.

   Continue the pattern by counting in 2s: 2, 4, ___

   Formula:Skip Counting

   $\text{next} = \text{term} + \text{step}$

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9. 9.

   Add 66 and 12.

   Formula:Addition

   $\text{sum} = a + b$

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10. 10.

    Subtract 64 from 76.

    Formula:Subtraction

    $\text{difference} = a - b$

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11. 11.

    Fill in the missing number: 14 + ___ = 20.

    Formula:Missing Addend

    $b = \text{total} - a$

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12. 12.

    Subtract 19 from 56.

    Formula:Subtraction

    $\text{difference} = a - b$

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13. 13.

    You have HK$ 6 and HK$ 7. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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14. 14.

    Add 16 + 5 + 14.

    Formula:Addition of Three Numbers

    $\text{sum} = a + b + c$

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15. 15.

    16 sweets are shared equally among 4 children. How many does each child get?

    Formula:Division (Equal Sharing)

    $\text{each} = \text{total} \div \text{groups}$

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16. 16.

    What is 6 × 9?

    Formula:Multiplication (Times Tables)

    $\text{product} = a \times b$

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17. 17.

    What is double 16?

    Formula:Doubling

    $d = 2 \times n$

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18. 18.

    Add 29 and 5.

    Formula:Addition

    $\text{sum} = a + b$

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19. 19.

    You have HK$ 6 and HK$ 8. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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20. 20.

    Subtract 6 from 60.

    Formula:Subtraction

    $\text{difference} = a - b$

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