Thailand · Grade 3 · Practice Sheet 30

1. 1.

   How many tens are there in the number 68?

   Formula:Place Value

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

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2. 2.

   Add 18 and 19.

   Formula:Addition

   $\text{sum} = a + b$

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3. 3.

   How many tens are there in the number 87?

   Formula:Place Value

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

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4. 4.

   There are 2 bags with 8 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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5. 5.

   Add 18 + 2 + 20.

   Formula:Addition of Three Numbers

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

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6. 6.

   25 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.

   Continue the pattern by counting in 2s: 4, 6, ___

   Formula:Skip Counting

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

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8. 8.

   Subtract 34 from 57.

   Formula:Subtraction

   $\text{difference} = a - b$

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9. 9.

   What is 10 × 3?

   Formula:Multiplication (Times Tables)

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

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10. 10.

    Subtract 37 from 91.

    Formula:Subtraction

    $\text{difference} = a - b$

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11. 11.

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

    Formula:Division (Equal Sharing)

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

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12. 12.

    Subtract 10 from 32.

    Formula:Subtraction

    $\text{difference} = a - b$

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13. 13.

    Continue the pattern by counting in 2s: 0, 2, ___

    Formula:Skip Counting

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

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14. 14.

    28 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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15. 15.

    Subtract 20 from 36.

    Formula:Subtraction

    $\text{difference} = a - b$

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16. 16.

    How many tens are there in the number 47?

    Formula:Place Value

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

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17. 17.

    Add 49 and 34.

    Formula:Addition

    $\text{sum} = a + b$

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18. 18.

    What is half of 36?

    Formula:Halving

    $h = n \div 2$

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19. 19.

    54 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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20. 20.

    How many tens are there in the number 66?

    Formula:Place Value

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

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