Russia · Grade 2 · Practice Sheet 38

1. 1.

   Add 15 + 20 + 20.

   Formula:Addition of Three Numbers

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

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2. 2.

   Add 56 and 14.

   Formula:Addition

   $\text{sum} = a + b$

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3. 3.

   What is 18 − 4?

   Formula:Subtraction

   $\text{difference} = a - b$

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4. 4.

   What is 9 + 9?

   Formula:Addition

   $\text{sum} = a + b$

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5. 5.

   There are 2 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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6. 6.

   Add 20 + 11 + 15.

   Formula:Addition of Three Numbers

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

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7. 7.

   What is half of 18?

   Formula:Halving

   $h = n \div 2$

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8. 8.

   Add 50 and 51.

   Formula:Addition

   $\text{sum} = a + b$

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9. 9.

   Subtract 45 from 86.

   Formula:Subtraction

   $\text{difference} = a - b$

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10. 10.

    Add 69 and 42.

    Formula:Addition

    $\text{sum} = a + b$

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11. 11.

    What is half of 30?

    Formula:Halving

    $h = n \div 2$

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12. 12.

    What is 9 × 5?

    Formula:Multiplication (Times Tables)

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

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13. 13.

    Add 20 + 9 + 19.

    Formula:Addition of Three Numbers

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

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14. 14.

    Continue the pattern by counting in 3s: 6, 9, ___

    Formula:Skip Counting

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

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15. 15.

    Fill in the missing number: 7 + ___ = 15.

    Formula:Missing Addend

    $b = \text{total} - a$

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16. 16.

    What is 4 × 2?

    Formula:Multiplication (Times Tables)

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

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17. 17.

    Add 47 and 45.

    Formula:Addition

    $\text{sum} = a + b$

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18. 18.

    Add 4 + 10 + 3.

    Formula:Addition of Three Numbers

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

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19. 19.

    Continue the pattern by counting in 2s: 4, 6, ___

    Formula:Skip Counting

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

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20. 20.

    There are 4 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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