Thailand · Grade 3 · Practice Sheet 22

1. 1.

   Continue the pattern by counting in 3s: 9, 12, ___

   Formula:Skip Counting

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

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2. 2.

   Add 84 and 12.

   Formula:Addition

   $\text{sum} = a + b$

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3. 3.

   Continue the pattern by counting in 5s: 5, 10, ___

   Formula:Skip Counting

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

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4. 4.

   What is half of 4?

   Formula:Halving

   $h = n \div 2$

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5. 5.

   There are 4 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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6. 6.

   Add 35 and 37.

   Formula:Addition

   $\text{sum} = a + b$

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7. 7.

   What is half of 32?

   Formula:Halving

   $h = n \div 2$

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8. 8.

   Add 58 and 35.

   Formula:Addition

   $\text{sum} = a + b$

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9. 9.

   There are 4 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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10. 10.

    Add 16 + 20 + 13.

    Formula:Addition of Three Numbers

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

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11. 11.

    Subtract 37 from 52.

    Formula:Subtraction

    $\text{difference} = a - b$

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12. 12.

    Continue the pattern by counting in 5s: 15, 20, ___

    Formula:Skip Counting

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

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13. 13.

    Subtract 57 from 71.

    Formula:Subtraction

    $\text{difference} = a - b$

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14. 14.

    You have ฿4 and ฿4. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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15. 15.

    Continue the pattern by counting in 3s: 9, 12, ___

    Formula:Skip Counting

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

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16. 16.

    Subtract 39 from 52.

    Formula:Subtraction

    $\text{difference} = a - b$

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17. 17.

    Add 9 + 16 + 8.

    Formula:Addition of Three Numbers

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

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18. 18.

    What is half of 12?

    Formula:Halving

    $h = n \div 2$

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19. 19.

    Add 8 + 10 + 16.

    Formula:Addition of Three Numbers

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

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20. 20.

    What is 5 × 5?

    Formula:Multiplication (Times Tables)

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

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