Switzerland · Grade 3 · Practice Sheet 41

1. 1.

   Add 14 + 6 + 15.

   Formula:Addition of Three Numbers

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

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2. 2.

   What is 8 × 10?

   Formula:Multiplication (Times Tables)

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

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3. 3.

   What is half of 8?

   Formula:Halving

   $h = n \div 2$

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4. 4.

   Subtract 43 from 51.

   Formula:Subtraction

   $\text{difference} = a - b$

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5. 5.

   Fill in the missing number: 11 + ___ = 19.

   Formula:Missing Addend

   $b = \text{total} - a$

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6. 6.

   Add 11 + 19 + 17.

   Formula:Addition of Three Numbers

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

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7. 7.

   What is half of 50?

   Formula:Halving

   $h = n \div 2$

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8. 8.

   Add 8 + 9 + 17.

   Formula:Addition of Three Numbers

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

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9. 9.

   What is double 14?

   Formula:Doubling

   $d = 2 \times n$

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10. 10.

    What is half of 28?

    Formula:Halving

    $h = n \div 2$

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11. 11.

    48 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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12. 12.

    What is half of 34?

    Formula:Halving

    $h = n \div 2$

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13. 13.

    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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14. 14.

    Add 2 + 19 + 14.

    Formula:Addition of Three Numbers

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

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15. 15.

    Add 11 and 32.

    Formula:Addition

    $\text{sum} = a + b$

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16. 16.

    What is half of 26?

    Formula:Halving

    $h = n \div 2$

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17. 17.

    Add 57 and 44.

    Formula:Addition

    $\text{sum} = a + b$

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18. 18.

    What is double 16?

    Formula:Doubling

    $d = 2 \times n$

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19. 19.

    Add 82 and 10.

    Formula:Addition

    $\text{sum} = a + b$

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20. 20.

    What is 3 × 7?

    Formula:Multiplication (Times Tables)

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

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