Norway · Grade 3 · Practice Sheet 21

1. 1.

   What is half of 38?

   Formula:Halving

   $h = n \div 2$

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2. 2.

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

   Formula:Adding Money

   $\text{total} = a + b$

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3. 3.

   Subtract 14 from 85.

   Formula:Subtraction

   $\text{difference} = a - b$

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4. 4.

   Fill in the missing number: 15 + ___ = 20.

   Formula:Missing Addend

   $b = \text{total} - a$

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5. 5.

   8 sweets are shared equally among 2 children. How many does each child get?

   Formula:Division (Equal Sharing)

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

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6. 6.

   Continue the pattern by counting in 3s: 0, 3, ___

   Formula:Skip Counting

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

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7. 7.

   Fill in the missing number: 8 + ___ = 21.

   Formula:Missing Addend

   $b = \text{total} - a$

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8. 8.

   What is double 19?

   Formula:Doubling

   $d = 2 \times n$

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9. 9.

   24 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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10. 10.

    What is double 6?

    Formula:Doubling

    $d = 2 \times n$

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11. 11.

    How many tens are there in the number 38?

    Formula:Place Value

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

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12. 12.

    What is double 21?

    Formula:Doubling

    $d = 2 \times n$

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13. 13.

    12 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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14. 14.

    What is half of 10?

    Formula:Halving

    $h = n \div 2$

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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.

    Continue the pattern by counting in 5s: 15, 20, ___

    Formula:Skip Counting

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

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17. 17.

    12 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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18. 18.

    What is half of 46?

    Formula:Halving

    $h = n \div 2$

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19. 19.

    25 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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20. 20.

    How many tens are there in the number 70?

    Formula:Place Value

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

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