Indonesia · Grade 3 · Practice Sheet 12

1. 1.

   Add 9 + 7 + 12.

   Formula:Addition of Three Numbers

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

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2. 2.

   Fill in the missing number: 5 + ___ = 17.

   Formula:Missing Addend

   $b = \text{total} - a$

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3. 3.

   What is half of 46?

   Formula:Halving

   $h = n \div 2$

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4. 4.

   Add 10 + 11 + 4.

   Formula:Addition of Three Numbers

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

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5. 5.

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

   Formula:Skip Counting

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

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6. 6.

   What is double 20?

   Formula:Doubling

   $d = 2 \times n$

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7. 7.

   Add 46 and 15.

   Formula:Addition

   $\text{sum} = a + b$

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8. 8.

   Add 16 + 14 + 8.

   Formula:Addition of Three Numbers

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

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9. 9.

   20 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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10. 10.

    You have Rp 5 and Rp 7. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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11. 11.

    How many tens are there in the number 26?

    Formula:Place Value

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

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12. 12.

    You have Rp 5 and Rp 5. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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13. 13.

    What is double 5?

    Formula:Doubling

    $d = 2 \times n$

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14. 14.

    How many tens are there in the number 94?

    Formula:Place Value

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

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15. 15.

    Subtract 28 from 48.

    Formula:Subtraction

    $\text{difference} = a - b$

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16. 16.

    What is double 8?

    Formula:Doubling

    $d = 2 \times n$

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17. 17.

    There are 2 bags with 4 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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18. 18.

    What is double 13?

    Formula:Doubling

    $d = 2 \times n$

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19. 19.

    Subtract 33 from 41.

    Formula:Subtraction

    $\text{difference} = a - b$

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20. 20.

    You have Rp 2 and Rp 5. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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