Lebanon · Grade 4 · Practice Sheet 15

1. 1.

   Calculate 36 ÷ 9.

   Formula:Division

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

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2. 2.

   One item costs LL 18.74. Find the total cost of 17 items.

   Formula:Total Cost

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

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3. 3.

   Calculate 38 × 3.

   Formula:Multiplication

   $p = a \times b$

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4. 4.

   Find the area of a square with side length 8 cm.

   Formula:Area of a Square

   $A = s^2$

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5. 5.

   An item costs LL 21.29 and you pay with LL 30. How much change do you get?

   Formula:Change Due

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

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6. 6.

   Calculate 69 × 6.

   Formula:Multiplication

   $p = a \times b$

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7. 7.

   27 sweets are shared equally among 3 children. How many does each child get?

   Formula:Division (Equal Sharing)

   $\text{each} = \text{total} \div \text{groups}$

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8. 8.

   Convert 10.77 kilometres into metres.

   Formula:Metric Length Conversion

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

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9. 9.

   Find the mean (average) of these numbers: 48, 74, 50, 39, 82.

   Formula:Arithmetic Mean

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

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10. 10.

    Calculate 25 × 6.

    Formula:Multiplication

    $p = a \times b$

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11. 11.

    Calculate 42 ÷ 3.

    Formula:Division

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

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12. 12.

    24 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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13. 13.

    Find the perimeter of a rectangle measuring 23 m by 25 m.

    Formula:Perimeter of a Rectangle

    $P = 2(l + w)$

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14. 14.

    Find the area of a square with side length 9 cm.

    Formula:Area of a Square

    $A = s^2$

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15. 15.

    What is 2 × 4?

    Formula:Multiplication (Times Tables)

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

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16. 16.

    Calculate 60 × 5.

    Formula:Multiplication

    $p = a \times b$

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17. 17.

    Convert 9.85 kilometres into metres.

    Formula:Metric Length Conversion

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

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18. 18.

    One item costs LL 9.67. Find the total cost of 7 items.

    Formula:Total Cost

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

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19. 19.

    Calculate 51 × 3.

    Formula:Multiplication

    $p = a \times b$

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20. 20.

    Find the area of a square with side length 19 cm.

    Formula:Area of a Square

    $A = s^2$

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