Nigeria · Grade 4 · Practice Sheet 6

1. 1.

   Find the mean (average) of these numbers: 38, 67, 86, 86.

   Formula:Arithmetic Mean

   $\bar{x} = \dfrac{\sum x}{n}$

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2. 2.

   Calculate 104 ÷ 8.

   Formula:Division

   $q = \dfrac{a}{b}$

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3. 3.

   Find the mean (average) of these numbers: 58, 33, 20, 38, 82.

   Formula:Arithmetic Mean

   $\bar{x} = \dfrac{\sum x}{n}$

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4. 4.

   16 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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5. 5.

   Convert 1.32 kilometres into metres.

   Formula:Metric Length Conversion

   $1\,\text{km} = 1000\,\text{m}$

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6. 6.

   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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7. 7.

   A rectangle is 36 cm long and 17 cm wide. Find its area.

   Formula:Area of a Rectangle

   $A = l \times w$

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8. 8.

   What is 8 × 2?

   Formula:Multiplication (Times Tables)

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

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9. 9.

   An item costs ₦21.05 and you pay with ₦30. How much change do you get?

   Formula:Change Due

   $\text{change} = \text{paid} - \text{cost}$

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10. 10.

    10 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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11. 11.

    A rectangle is 37 cm long and 26 cm wide. Find its area.

    Formula:Area of a Rectangle

    $A = l \times w$

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12. 12.

    Calculate 40 ÷ 8.

    Formula:Division

    $q = \dfrac{a}{b}$

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13. 13.

    An item costs ₦23.26 and you pay with ₦40. How much change do you get?

    Formula:Change Due

    $\text{change} = \text{paid} - \text{cost}$

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14. 14.

    Calculate 204 ÷ 6.

    Formula:Division

    $q = \dfrac{a}{b}$

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15. 15.

    What is 10 × 2?

    Formula:Multiplication (Times Tables)

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

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16. 16.

    One item costs ₦13.66. Find the total cost of 9 items.

    Formula:Total Cost

    $\text{total} = \text{price} \times \text{quantity}$

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17. 17.

    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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18. 18.

    Calculate 18 × 6.

    Formula:Multiplication

    $p = a \times b$

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19. 19.

    What is 3 × 4?

    Formula:Multiplication (Times Tables)

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

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20. 20.

    A rectangle is 9 cm long and 27 cm wide. Find its area.

    Formula:Area of a Rectangle

    $A = l \times w$

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