Iraq · Grade 4 · Practice Sheet 16

1. 1.

   What is 2 × 4?

   Formula:Multiplication (Times Tables)

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

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2. 2.

   A rectangle is 11 cm long and 10 cm wide. Find its area.

   Formula:Area of a Rectangle

   $A = l \times w$

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3. 3.

   Find the perimeter of a rectangle measuring 20 m by 34 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

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4. 4.

   An item costs IQD 7.8 and you pay with IQD 20. How much change do you get?

   Formula:Change Due

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

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5. 5.

   One item costs IQD 6.79. Find the total cost of 4 items.

   Formula:Total Cost

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

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6. 6.

   Calculate 73 × 10.

   Formula:Multiplication

   $p = a \times b$

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7. 7.

   Find 1/3 of 18.

   Formula:Fraction of a Quantity

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

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8. 8.

   What is 10 × 7?

   Formula:Multiplication (Times Tables)

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

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9. 9.

   Find the area of a square with side length 27 cm.

   Formula:Area of a Square

   $A = s^2$

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10. 10.

    Find the mean (average) of these numbers: 70, 23, 38, 82.

    Formula:Arithmetic Mean

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

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11. 11.

    What is 8 × 4?

    Formula:Multiplication (Times Tables)

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

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12. 12.

    9 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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13. 13.

    What is 5 × 7?

    Formula:Multiplication (Times Tables)

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

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14. 14.

    Find the area of a square with side length 7 cm.

    Formula:Area of a Square

    $A = s^2$

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15. 15.

    Calculate 204 ÷ 6.

    Formula:Division

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

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16. 16.

    Find 2/3 of 30.

    Formula:Fraction of a Quantity

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

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17. 17.

    What is 9 × 7?

    Formula:Multiplication (Times Tables)

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

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18. 18.

    Find the perimeter of a rectangle measuring 22 m by 7 m.

    Formula:Perimeter of a Rectangle

    $P = 2(l + w)$

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19. 19.

    What is 10 × 6?

    Formula:Multiplication (Times Tables)

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

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20. 20.

    Calculate 42 × 9.

    Formula:Multiplication

    $p = a \times b$

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