Colombia · Grado 4 · Practice Sheet 29

1. 1.

   One item costs $16.63. Find the total cost of 10 items.

   Formula:Total Cost

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

   View formula →
2. 2.

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

   Formula:Division (Equal Sharing)

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

   View formula →
3. 3.

   Find 7/8 of 104.

   Formula:Fraction of a Quantity

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

   View formula →
4. 4.

   An item costs $38.47 and you pay with $50. How much change do you get?

   Formula:Change Due

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

   View formula →
5. 5.

   One item costs $14.92. Find the total cost of 4 items.

   Formula:Total Cost

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

   View formula →
6. 6.

   Find the perimeter of a rectangle measuring 35 m by 31 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

   View formula →
7. 7.

   Find 1/3 of 36.

   Formula:Fraction of a Quantity

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

   View formula →
8. 8.

   Find the perimeter of a rectangle measuring 45 m by 25 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

   View formula →
9. 9.

   Find the mean (average) of these numbers: 69, 48, 20, 69, 26.

   Formula:Arithmetic Mean

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

   View formula →
10. 10.

    Convert 7.8 kilometres into metres.

    Formula:Metric Length Conversion

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

    View formula →
11. 11.

    Find 2/3 of 12.

    Formula:Fraction of a Quantity

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

    View formula →
12. 12.

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

    Formula:Area of a Square

    $A = s^2$

    View formula →
13. 13.

    Convert 11.21 kilometres into metres.

    Formula:Metric Length Conversion

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

    View formula →
14. 14.

    What is 8 × 10?

    Formula:Multiplication (Times Tables)

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

    View formula →
15. 15.

    14 sweets are shared equally among 2 children. How many does each child get?

    Formula:Division (Equal Sharing)

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

    View formula →
16. 16.

    Find 2/4 of 60.

    Formula:Fraction of a Quantity

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

    View formula →
17. 17.

    One item costs $5.47. Find the total cost of 20 items.

    Formula:Total Cost

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

    View formula →
18. 18.

    Find the area of a square with side length 30 cm.

    Formula:Area of a Square

    $A = s^2$

    View formula →
19. 19.

    Find the mean (average) of these numbers: 87, 21, 31, 12.

    Formula:Arithmetic Mean

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

    View formula →
20. 20.

    What is 8 × 3?

    Formula:Multiplication (Times Tables)

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

    View formula →

© FormulaWon — formulawon.app · Answers & step-by-step working available on the solutions sheet.