Portugal · Ano 3 · Practice Sheet 37

1. 1.

   Add 80 and 34.

   Formula:Addition

   $\text{sum} = a + b$

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2. 2.

   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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3. 3.

   There are 6 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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4. 4.

   Add 6 + 9 + 9.

   Formula:Addition of Three Numbers

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

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5. 5.

   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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6. 6.

   How many tens are there in the number 76?

   Formula:Place Value

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

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7. 7.

   What is 9 × 7?

   Formula:Multiplication (Times Tables)

   $\text{product} = a \times b$

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8. 8.

   Add 12 + 6 + 17.

   Formula:Addition of Three Numbers

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

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9. 9.

   Subtract 5 from 48.

   Formula:Subtraction

   $\text{difference} = a - b$

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10. 10.

    Fill in the missing number: 15 + ___ = 29.

    Formula:Missing Addend

    $b = \text{total} - a$

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11. 11.

    What is double 18?

    Formula:Doubling

    $d = 2 \times n$

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12. 12.

    4 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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13. 13.

    Fill in the missing number: 12 + ___ = 22.

    Formula:Missing Addend

    $b = \text{total} - a$

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14. 14.

    What is double 11?

    Formula:Doubling

    $d = 2 \times n$

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15. 15.

    What is half of 48?

    Formula:Halving

    $h = n \div 2$

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16. 16.

    What is double 10?

    Formula:Doubling

    $d = 2 \times n$

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17. 17.

    Fill in the missing number: 7 + ___ = 13.

    Formula:Missing Addend

    $b = \text{total} - a$

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18. 18.

    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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19. 19.

    What is half of 20?

    Formula:Halving

    $h = n \div 2$

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20. 20.

    You have €1 and €5. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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