Mexico · Grado 2 · Practice Sheet 35

1. 1.

   What is 6 − 1?

   Formula:Subtraction

   $\text{difference} = a - b$

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2. 2.

   Fill in the missing number: 13 + ___ = 25.

   Formula:Missing Addend

   $b = \text{total} - a$

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3. 3.

   Add 15 + 11 + 6.

   Formula:Addition of Three Numbers

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

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4. 4.

   Add 37 and 21.

   Formula:Addition

   $\text{sum} = a + b$

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5. 5.

   What is 4 × 10?

   Formula:Multiplication (Times Tables)

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

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6. 6.

   What is 9 − 5?

   Formula:Subtraction

   $\text{difference} = a - b$

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7. 7.

   Continue the pattern by counting in 5s: 20, 25, ___

   Formula:Skip Counting

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

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8. 8.

   Add 11 and 56.

   Formula:Addition

   $\text{sum} = a + b$

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9. 9.

   What is half of 12?

   Formula:Halving

   $h = n \div 2$

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10. 10.

    Fill in the missing number: 15 + ___ = 20.

    Formula:Missing Addend

    $b = \text{total} - a$

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11. 11.

    What is 14 − 3?

    Formula:Subtraction

    $\text{difference} = a - b$

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12. 12.

    Add 17 + 9 + 4.

    Formula:Addition of Three Numbers

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

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13. 13.

    What is 12 − 11?

    Formula:Subtraction

    $\text{difference} = a - b$

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14. 14.

    How many tens are there in the number 78?

    Formula:Place Value

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

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15. 15.

    Add 6 + 16 + 10.

    Formula:Addition of Three Numbers

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

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16. 16.

    Continue the pattern by counting in 10s: 0, 10, ___

    Formula:Skip Counting

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

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17. 17.

    What is half of 40?

    Formula:Halving

    $h = n \div 2$

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18. 18.

    Subtract 15 from 68.

    Formula:Subtraction

    $\text{difference} = a - b$

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19. 19.

    Add 13 + 14 + 18.

    Formula:Addition of Three Numbers

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

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20. 20.

    Subtract 31 from 55.

    Formula:Subtraction

    $\text{difference} = a - b$

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