Indonesia · Grade 3 · Practice Sheet 43

1. 1.

   Subtract 47 from 83.

   Formula:Subtraction

   $\text{difference} = a - b$

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2. 2.

   24 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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3. 3.

   Subtract 42 from 52.

   Formula:Subtraction

   $\text{difference} = a - b$

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4. 4.

   Add 10 + 18 + 7.

   Formula:Addition of Three Numbers

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

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5. 5.

   Continue the pattern by counting in 2s: 4, 6, ___

   Formula:Skip Counting

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

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6. 6.

   Add 14 and 17.

   Formula:Addition

   $\text{sum} = a + b$

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7. 7.

   How many tens are there in the number 42?

   Formula:Place Value

   $\text{value} = \text{tens} \times 10 + \text{ones}$

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8. 8.

   Add 20 + 19 + 6.

   Formula:Addition of Three Numbers

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

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9. 9.

   Continue the pattern by counting in 5s: 20, 25, ___

   Formula:Skip Counting

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

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10. 10.

    What is half of 30?

    Formula:Halving

    $h = n \div 2$

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11. 11.

    Continue the pattern by counting in 2s: 6, 8, ___

    Formula:Skip Counting

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

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12. 12.

    20 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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13. 13.

    Subtract 21 from 49.

    Formula:Subtraction

    $\text{difference} = a - b$

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14. 14.

    You have Rp 9 and Rp 5. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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15. 15.

    Fill in the missing number: 14 + ___ = 19.

    Formula:Missing Addend

    $b = \text{total} - a$

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16. 16.

    30 sweets are shared equally among 6 children. How many does each child get?

    Formula:Division (Equal Sharing)

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

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17. 17.

    You have Rp 1 and Rp 7. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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18. 18.

    Fill in the missing number: 8 + ___ = 18.

    Formula:Missing Addend

    $b = \text{total} - a$

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19. 19.

    There are 4 bags with 8 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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20. 20.

    What is double 22?

    Formula:Doubling

    $d = 2 \times n$

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