China · Grade 2 · Practice Sheet 18

1. 1.

   What is 17 − 6?

   Formula:Subtraction

   $\text{difference} = a - b$

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2. 2.

   Subtract 35 from 46.

   Formula:Subtraction

   $\text{difference} = a - b$

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3. 3.

   What is double 8?

   Formula:Doubling

   $d = 2 \times n$

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4. 4.

   Add 39 and 48.

   Formula:Addition

   $\text{sum} = a + b$

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5. 5.

   How many tens are there in the number 62?

   Formula:Place Value

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

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6. 6.

   Add 5 + 4 + 17.

   Formula:Addition of Three Numbers

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

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7. 7.

   What is double 16?

   Formula:Doubling

   $d = 2 \times n$

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8. 8.

   What is 8 × 7?

   Formula:Multiplication (Times Tables)

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

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9. 9.

   Subtract 81 from 98.

   Formula:Subtraction

   $\text{difference} = a - b$

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10. 10.

    Fill in the missing number: 4 + ___ = 11.

    Formula:Missing Addend

    $b = \text{total} - a$

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11. 11.

    Add 9 + 8 + 2.

    Formula:Addition of Three Numbers

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

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12. 12.

    Subtract 10 from 83.

    Formula:Subtraction

    $\text{difference} = a - b$

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13. 13.

    Fill in the missing number: 5 + ___ = 18.

    Formula:Missing Addend

    $b = \text{total} - a$

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14. 14.

    Add 86 and 50.

    Formula:Addition

    $\text{sum} = a + b$

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15. 15.

    Add 16 + 13 + 15.

    Formula:Addition of Three Numbers

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

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16. 16.

    What is 7 × 9?

    Formula:Multiplication (Times Tables)

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

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17. 17.

    You have ¥9 and ¥9. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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18. 18.

    Add 76 and 18.

    Formula:Addition

    $\text{sum} = a + b$

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19. 19.

    Fill in the missing number: 3 + ___ = 8.

    Formula:Missing Addend

    $b = \text{total} - a$

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20. 20.

    What is 6 − 4?

    Formula:Subtraction

    $\text{difference} = a - b$

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