Singapore · Grade 3 · Practice Sheet 14

1. 1.

   Continue the pattern by counting in 2s: 8, 10, ___

   Formula:Skip Counting

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

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2. 2.

   Add 26 and 43.

   Formula:Addition

   $\text{sum} = a + b$

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3. 3.

   Subtract 6 from 67.

   Formula:Subtraction

   $\text{difference} = a - b$

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4. 4.

   Add 87 and 51.

   Formula:Addition

   $\text{sum} = a + b$

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5. 5.

   What is half of 38?

   Formula:Halving

   $h = n \div 2$

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6. 6.

   Add 6 + 14 + 18.

   Formula:Addition of Three Numbers

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

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7. 7.

   You have $5 and $5. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

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8. 8.

   Subtract 11 from 32.

   Formula:Subtraction

   $\text{difference} = a - b$

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9. 9.

   There are 2 bags with 3 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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10. 10.

    What is double 6?

    Formula:Doubling

    $d = 2 \times n$

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11. 11.

    Add 7 + 8 + 8.

    Formula:Addition of Three Numbers

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

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12. 12.

    12 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.

    What is double 17?

    Formula:Doubling

    $d = 2 \times n$

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14. 14.

    Fill in the missing number: 2 + ___ = 11.

    Formula:Missing Addend

    $b = \text{total} - a$

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15. 15.

    Subtract 21 from 94.

    Formula:Subtraction

    $\text{difference} = a - b$

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16. 16.

    There are 3 bags with 2 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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17. 17.

    Fill in the missing number: 6 + ___ = 16.

    Formula:Missing Addend

    $b = \text{total} - a$

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18. 18.

    15 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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19. 19.

    Add 23 and 53.

    Formula:Addition

    $\text{sum} = a + b$

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20. 20.

    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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