United States · Grade 4 · Practice Sheet 20

1. 1.

   One item costs $19.14. Find the total cost of 19 items.

   Formula:Total Cost

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

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2. 2.

   Calculate 38 × 11.

   Formula:Multiplication

   $p = a \times b$

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3. 3.

   Convert 7.51 kilometres into metres.

   Formula:Metric Length Conversion

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

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4. 4.

   Find 7/8 of 64.

   Formula:Fraction of a Quantity

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

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5. 5.

   Calculate 168 ÷ 8.

   Formula:Division

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

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6. 6.

   One item costs $3.37. Find the total cost of 4 items.

   Formula:Total Cost

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

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7. 7.

   Calculate 93 × 6.

   Formula:Multiplication

   $p = a \times b$

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8. 8.

   One item costs $2.14. Find the total cost of 11 items.

   Formula:Total Cost

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

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9. 9.

   Calculate 30 × 4.

   Formula:Multiplication

   $p = a \times b$

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10. 10.

    Find the perimeter of a rectangle measuring 7 m by 9 m.

    Formula:Perimeter of a Rectangle

    $P = 2(l + w)$

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11. 11.

    An item costs $26.68 and you pay with $30. How much change do you get?

    Formula:Change Due

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

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12. 12.

    What is 7 × 3?

    Formula:Multiplication (Times Tables)

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

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13. 13.

    One item costs $15.63. Find the total cost of 4 items.

    Formula:Total Cost

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

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14. 14.

    36 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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15. 15.

    Find the mean (average) of these numbers: 77, 65, 25, 71, 67, 32.

    Formula:Arithmetic Mean

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

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16. 16.

    Calculate 273 ÷ 7.

    Formula:Division

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

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17. 17.

    One item costs $19.28. Find the total cost of 18 items.

    Formula:Total Cost

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

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18. 18.

    An item costs $29.3 and you pay with $40. How much change do you get?

    Formula:Change Due

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

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19. 19.

    Find 2/8 of 136.

    Formula:Fraction of a Quantity

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

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20. 20.

    Find the mean (average) of these numbers: 14, 93, 24, 67.

    Formula:Arithmetic Mean

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

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