Japan · Grade 2 · Practice Sheet 23

1. 1.

   Subtract 18 from 43.

   Formula:Subtraction

   $\text{difference} = a - b$

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2. 2.

   What is 9 + 8?

   Formula:Addition

   $\text{sum} = a + b$

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3. 3.

   How many tens are there in the number 77?

   Formula:Place Value

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

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4. 4.

   What is 8 − 6?

   Formula:Subtraction

   $\text{difference} = a - b$

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5. 5.

   What is 4 + 2?

   Formula:Addition

   $\text{sum} = a + b$

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6. 6.

   Add 39 and 25.

   Formula:Addition

   $\text{sum} = a + b$

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7. 7.

   What is 9 + 3?

   Formula:Addition

   $\text{sum} = a + b$

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8. 8.

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

   Formula:Skip Counting

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

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9. 9.

   Add 10 + 15 + 5.

   Formula:Addition of Three Numbers

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

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10. 10.

    How many tens are there in the number 17?

    Formula:Place Value

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

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11. 11.

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

    Formula:Skip Counting

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

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12. 12.

    Add 45 and 46.

    Formula:Addition

    $\text{sum} = a + b$

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13. 13.

    You have ¥2 and ¥3. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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14. 14.

    What is 8 × 6?

    Formula:Multiplication (Times Tables)

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

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15. 15.

    What is 9 + 6?

    Formula:Addition

    $\text{sum} = a + b$

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16. 16.

    Continue the pattern by counting in 3s: 12, 15, ___

    Formula:Skip Counting

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

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17. 17.

    What is half of 44?

    Formula:Halving

    $h = n \div 2$

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18. 18.

    Fill in the missing number: 6 + ___ = 13.

    Formula:Missing Addend

    $b = \text{total} - a$

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19. 19.

    Add 55 and 11.

    Formula:Addition

    $\text{sum} = a + b$

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20. 20.

    Continue the pattern by counting in 3s: 12, 15, ___

    Formula:Skip Counting

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

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