New Zealand · Year 3 · Practice Sheet 7

1. 1.

   Add 14 + 20 + 13.

   Formula:Addition of Three Numbers

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

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2. 2.

   Fill in the missing number: 5 + ___ = 20.

   Formula:Missing Addend

   $b = \text{total} - a$

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3. 3.

   Add 59 and 15.

   Formula:Addition

   $\text{sum} = a + b$

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4. 4.

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

   Formula:Skip Counting

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

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5. 5.

   There are 4 bags with 4 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.

   Subtract 19 from 35.

   Formula:Subtraction

   $\text{difference} = a - b$

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7. 7.

   Fill in the missing number: 5 + ___ = 20.

   Formula:Missing Addend

   $b = \text{total} - a$

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8. 8.

   Add 19 + 3 + 20.

   Formula:Addition of Three Numbers

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

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9. 9.

   Add 18 and 29.

   Formula:Addition

   $\text{sum} = a + b$

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10. 10.

    Subtract 45 from 98.

    Formula:Subtraction

    $\text{difference} = a - b$

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11. 11.

    Continue the pattern by counting in 3s: 12, 15, ___

    Formula:Skip Counting

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

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12. 12.

    27 sweets are shared equally among 3 children. How many does each child get?

    Formula:Division (Equal Sharing)

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

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13. 13.

    Subtract 24 from 36.

    Formula:Subtraction

    $\text{difference} = a - b$

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14. 14.

    Add 14 + 9 + 6.

    Formula:Addition of Three Numbers

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

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15. 15.

    What is double 17?

    Formula:Doubling

    $d = 2 \times n$

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16. 16.

    Add 14 + 8 + 5.

    Formula:Addition of Three Numbers

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

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17. 17.

    What is double 4?

    Formula:Doubling

    $d = 2 \times n$

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18. 18.

    You have $4 and $9. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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19. 19.

    Subtract 30 from 37.

    Formula:Subtraction

    $\text{difference} = a - b$

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20. 20.

    10 sweets are shared equally among 5 children. How many does each child get?

    Formula:Division (Equal Sharing)

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

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