Ghana · Grade 5 · Practice Sheet 28

1. 1.

   Calculate 54 × 10.

   Formula:Multiplication

   $p = a \times b$

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2. 2.

   An item costs GH₵ 43.56 and you pay with GH₵ 60. How much change do you get?

   Formula:Change Due

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

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3. 3.

   Find the perimeter of a rectangle measuring 30 m by 6 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

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4. 4.

   Calculate 111 ÷ 3.

   Formula:Division

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

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5. 5.

   Find the mean (average) of these numbers: 11, 13, 46, 58, 65, 19.

   Formula:Arithmetic Mean

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

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6. 6.

   Calculate 93 × 8.

   Formula:Multiplication

   $p = a \times b$

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7. 7.

   Calculate 42 ÷ 7.

   Formula:Division

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

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8. 8.

   What is 40% of 210?

   Formula:Percentage of a Quantity

   $\text{result} = \dfrac{p}{100} \times N$

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9. 9.

   An item costs GH₵ 42.06 and you pay with GH₵ 50. How much change do you get?

   Formula:Change Due

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

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10. 10.

    Calculate 225 ÷ 9.

    Formula:Division

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

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11. 11.

    One item costs GH₵ 1.99. Find the total cost of 19 items.

    Formula:Total Cost

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

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12. 12.

    Calculate 39 × 5.

    Formula:Multiplication

    $p = a \times b$

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13. 13.

    Find 4/5 of 85.

    Formula:Fraction of a Quantity

    $\text{result} = \dfrac{a}{b} \times N$

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14. 14.

    Calculate 264 ÷ 12.

    Formula:Division

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

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15. 15.

    An item costs GH₵ 24.99 and you pay with GH₵ 40. How much change do you get?

    Formula:Change Due

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

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16. 16.

    A train moves at 25 km/h for 5.4 hours. How far does it travel?

    Formula:Distance from Speed & Time

    $d = v \times t$

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17. 17.

    One item costs GH₵ 23.85. Find the total cost of 17 items.

    Formula:Total Cost

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

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18. 18.

    Find the mean (average) of these numbers: 40, 28, 55, 83, 61, 44.

    Formula:Arithmetic Mean

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

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19. 19.

    What is 50% of 590?

    Formula:Percentage of a Quantity

    $\text{result} = \dfrac{p}{100} \times N$

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20. 20.

    Calculate 25 × 7.

    Formula:Multiplication

    $p = a \times b$

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