Argentina · Grado 3 · Practice Sheet 25

1. 1.

   What is half of 18?

   Formula:Halving

   $h = n \div 2$

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2. 2.

   Subtract 60 from 72.

   Formula:Subtraction

   $\text{difference} = a - b$

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3. 3.

   What is half of 40?

   Formula:Halving

   $h = n \div 2$

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4. 4.

   How many tens are there in the number 33?

   Formula:Place Value

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

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5. 5.

   9 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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6. 6.

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

   Formula:Skip Counting

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

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7. 7.

   36 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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8. 8.

   What is half of 26?

   Formula:Halving

   $h = n \div 2$

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9. 9.

   There are 2 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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10. 10.

    8 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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11. 11.

    There are 5 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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12. 12.

    What is double 24?

    Formula:Doubling

    $d = 2 \times n$

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13. 13.

    There are 6 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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14. 14.

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

    Formula:Adding Money

    $\text{total} = a + b$

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15. 15.

    How many tens are there in the number 51?

    Formula:Place Value

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

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16. 16.

    You have $4 and $5. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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17. 17.

    What is half of 6?

    Formula:Halving

    $h = n \div 2$

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18. 18.

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

    Formula:Adding Money

    $\text{total} = a + b$

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19. 19.

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

    Formula:Skip Counting

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

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20. 20.

    Subtract 34 from 40.

    Formula:Subtraction

    $\text{difference} = a - b$

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