Ghana · Grade 3 · Practice Sheet 45

1. 1.

   What is half of 46?

   Formula:Halving

   $h = n \div 2$

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2. 2.

   What is double 3?

   Formula:Doubling

   $d = 2 \times n$

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3. 3.

   There are 2 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 68 and 7.

   Formula:Addition

   $\text{sum} = a + b$

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5. 5.

   12 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.

   What is double 16?

   Formula:Doubling

   $d = 2 \times n$

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7. 7.

   6 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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8. 8.

   Add 7 + 19 + 4.

   Formula:Addition of Three Numbers

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

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9. 9.

   What is half of 42?

   Formula:Halving

   $h = n \div 2$

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10. 10.

    How many tens are there in the number 59?

    Formula:Place Value

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

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11. 11.

    Add 10 + 8 + 4.

    Formula:Addition of Three Numbers

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

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12. 12.

    How many tens are there in the number 99?

    Formula:Place Value

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

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13. 13.

    Add 34 and 37.

    Formula:Addition

    $\text{sum} = a + b$

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14. 14.

    What is 2 × 2?

    Formula:Multiplication (Times Tables)

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

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15. 15.

    Add 83 and 49.

    Formula:Addition

    $\text{sum} = a + b$

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16. 16.

    Subtract 69 from 91.

    Formula:Subtraction

    $\text{difference} = a - b$

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17. 17.

    Add 53 and 48.

    Formula:Addition

    $\text{sum} = a + b$

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18. 18.

    Subtract 49 from 57.

    Formula:Subtraction

    $\text{difference} = a - b$

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19. 19.

    What is 8 × 2?

    Formula:Multiplication (Times Tables)

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

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20. 20.

    How many tens are there in the number 47?

    Formula:Place Value

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

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