Peru · Grado 2 · Practice Sheet 46

1. 1.

   Add 7 + 14 + 20.

   Formula:Addition of Three Numbers

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

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2. 2.

   What is 6 − 2?

   Formula:Subtraction

   $\text{difference} = a - b$

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3. 3.

   Add 20 and 58.

   Formula:Addition

   $\text{sum} = a + b$

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4. 4.

   Subtract 18 from 99.

   Formula:Subtraction

   $\text{difference} = a - b$

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5. 5.

   What is half of 16?

   Formula:Halving

   $h = n \div 2$

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6. 6.

   Subtract 36 from 61.

   Formula:Subtraction

   $\text{difference} = a - b$

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7. 7.

   What is double 24?

   Formula:Doubling

   $d = 2 \times n$

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8. 8.

   Subtract 29 from 43.

   Formula:Subtraction

   $\text{difference} = a - b$

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9. 9.

   What is half of 10?

   Formula:Halving

   $h = n \div 2$

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10. 10.

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

    Formula:Skip Counting

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

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11. 11.

    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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12. 12.

    You have S/ 4 and S/ 9. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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13. 13.

    Fill in the missing number: 2 + ___ = 6.

    Formula:Missing Addend

    $b = \text{total} - a$

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14. 14.

    Subtract 38 from 49.

    Formula:Subtraction

    $\text{difference} = a - b$

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15. 15.

    What is 9 × 5?

    Formula:Multiplication (Times Tables)

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

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16. 16.

    Fill in the missing number: 15 + ___ = 24.

    Formula:Missing Addend

    $b = \text{total} - a$

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17. 17.

    What is double 6?

    Formula:Doubling

    $d = 2 \times n$

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18. 18.

    Add 26 and 38.

    Formula:Addition

    $\text{sum} = a + b$

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19. 19.

    Subtract 9 from 33.

    Formula:Subtraction

    $\text{difference} = a - b$

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20. 20.

    Fill in the missing number: 3 + ___ = 10.

    Formula:Missing Addend

    $b = \text{total} - a$

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