Taiwan · Grade 2 · Practice Sheet 4

1. 1.

   Add 10 and 33.

   Formula:Addition

   $\text{sum} = a + b$

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2. 2.

   You have NT$ 8 and NT$ 8. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

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3. 3.

   What is 2 + 5?

   Formula:Addition

   $\text{sum} = a + b$

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4. 4.

   Add 10 + 11 + 8.

   Formula:Addition of Three Numbers

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

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5. 5.

   What is half of 6?

   Formula:Halving

   $h = n \div 2$

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6. 6.

   Subtract 53 from 89.

   Formula:Subtraction

   $\text{difference} = a - b$

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7. 7.

   What is 16 − 10?

   Formula:Subtraction

   $\text{difference} = a - b$

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8. 8.

   Subtract 27 from 46.

   Formula:Subtraction

   $\text{difference} = a - b$

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9. 9.

   Fill in the missing number: 10 + ___ = 16.

   Formula:Missing Addend

   $b = \text{total} - a$

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10. 10.

    Subtract 31 from 69.

    Formula:Subtraction

    $\text{difference} = a - b$

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11. 11.

    There are 3 bags with 6 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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12. 12.

    Add 6 + 2 + 7.

    Formula:Addition of Three Numbers

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

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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.

    What is half of 18?

    Formula:Halving

    $h = n \div 2$

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15. 15.

    What is 8 + 4?

    Formula:Addition

    $\text{sum} = a + b$

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16. 16.

    Fill in the missing number: 4 + ___ = 17.

    Formula:Missing Addend

    $b = \text{total} - a$

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17. 17.

    What is 7 − 4?

    Formula:Subtraction

    $\text{difference} = a - b$

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18. 18.

    What is half of 24?

    Formula:Halving

    $h = n \div 2$

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19. 19.

    Add 20 + 2 + 19.

    Formula:Addition of Three Numbers

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

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20. 20.

    Continue the pattern by counting in 10s: 20, 30, ___

    Formula:Skip Counting

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

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