Mongolia · Grade 3 · Practice Sheet 23

1. 1.

   Continue the pattern by counting in 5s: 0, 5, ___

   Formula:Skip Counting

   $\text{next} = \text{term} + \text{step}$

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2. 2.

   Add 19 + 11 + 10.

   Formula:Addition of Three Numbers

   $\text{sum} = a + b + c$

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3. 3.

   How many tens are there in the number 75?

   Formula:Place Value

   $\text{value} = \text{tens} \times 10 + \text{ones}$

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4. 4.

   24 sweets are shared equally among 4 children. How many does each child get?

   Formula:Division (Equal Sharing)

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

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5. 5.

   What is double 11?

   Formula:Doubling

   $d = 2 \times n$

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6. 6.

   10 sweets are shared equally among 5 children. How many does each child get?

   Formula:Division (Equal Sharing)

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

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7. 7.

   Add 19 and 15.

   Formula:Addition

   $\text{sum} = a + b$

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8. 8.

   What is double 16?

   Formula:Doubling

   $d = 2 \times n$

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9. 9.

   What is half of 26?

   Formula:Halving

   $h = n \div 2$

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10. 10.

    How many tens are there in the number 54?

    Formula:Place Value

    $\text{value} = \text{tens} \times 10 + \text{ones}$

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11. 11.

    Subtract 5 from 36.

    Formula:Subtraction

    $\text{difference} = a - b$

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12. 12.

    What is 7 × 9?

    Formula:Multiplication (Times Tables)

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

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13. 13.

    What is double 22?

    Formula:Doubling

    $d = 2 \times n$

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14. 14.

    Add 68 and 8.

    Formula:Addition

    $\text{sum} = a + b$

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15. 15.

    Subtract 58 from 78.

    Formula:Subtraction

    $\text{difference} = a - b$

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16. 16.

    There are 6 bags with 3 apples in each bag. How many apples are there in total?

    Formula:Multiplication as Repeated Addition

    $\text{total} = \text{groups} \times \text{size}$

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17. 17.

    How many tens are there in the number 40?

    Formula:Place Value

    $\text{value} = \text{tens} \times 10 + \text{ones}$

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18. 18.

    Add 20 + 19 + 7.

    Formula:Addition of Three Numbers

    $\text{sum} = a + b + c$

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19. 19.

    What is 2 × 4?

    Formula:Multiplication (Times Tables)

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

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20. 20.

    20 sweets are shared equally among 5 children. How many does each child get?

    Formula:Division (Equal Sharing)

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

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