Mexico · Grado 2 · Practice Sheet 37

1. 1.

   Fill in the missing number: 6 + ___ = 8.

   Formula:Missing Addend

   $b = \text{total} - a$

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2. 2.

   What is 4 + 8?

   Formula:Addition

   $\text{sum} = a + b$

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3. 3.

   How many tens are there in the number 25?

   Formula:Place Value

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

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4. 4.

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

   Formula:Skip Counting

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

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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.

   What is double 11?

   Formula:Doubling

   $d = 2 \times n$

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7. 7.

   You have $2 and $6. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

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8. 8.

   Subtract 17 from 43.

   Formula:Subtraction

   $\text{difference} = a - b$

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9. 9.

   What is half of 26?

   Formula:Halving

   $h = n \div 2$

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10. 10.

    How many tens are there in the number 80?

    Formula:Place Value

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

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11. 11.

    What is half of 18?

    Formula:Halving

    $h = n \div 2$

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12. 12.

    You have $7 and $7. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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13. 13.

    Subtract 31 from 40.

    Formula:Subtraction

    $\text{difference} = a - b$

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14. 14.

    What is half of 20?

    Formula:Halving

    $h = n \div 2$

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15. 15.

    How many tens are there in the number 22?

    Formula:Place Value

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

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16. 16.

    What is 6 − 4?

    Formula:Subtraction

    $\text{difference} = a - b$

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17. 17.

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

    Formula:Skip Counting

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

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18. 18.

    Add 14 + 13 + 14.

    Formula:Addition of Three Numbers

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

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19. 19.

    What is 2 + 4?

    Formula:Addition

    $\text{sum} = a + b$

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20. 20.

    Add 19 + 16 + 10.

    Formula:Addition of Three Numbers

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

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