Peru · Grado 2 · Practice Sheet 39

1. 1.

   Subtract 75 from 93.

   Formula:Subtraction

   $\text{difference} = a - b$

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2. 2.

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

   Formula:Adding Money

   $\text{total} = a + b$

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3. 3.

   Fill in the missing number: 9 + ___ = 17.

   Formula:Missing Addend

   $b = \text{total} - a$

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4. 4.

   What is double 21?

   Formula:Doubling

   $d = 2 \times n$

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5. 5.

   Subtract 55 from 88.

   Formula:Subtraction

   $\text{difference} = a - b$

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6. 6.

   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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7. 7.

   Fill in the missing number: 2 + ___ = 11.

   Formula:Missing Addend

   $b = \text{total} - a$

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8. 8.

   What is double 11?

   Formula:Doubling

   $d = 2 \times n$

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9. 9.

   You have S/ 8 and S/ 3. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

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10. 10.

    How many tens are there in the number 63?

    Formula:Place Value

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

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11. 11.

    What is 3 × 6?

    Formula:Multiplication (Times Tables)

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

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12. 12.

    How many tens are there in the number 31?

    Formula:Place Value

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

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13. 13.

    Continue the pattern by counting in 3s: 0, 3, ___

    Formula:Skip Counting

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

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14. 14.

    What is 8 × 8?

    Formula:Multiplication (Times Tables)

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

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15. 15.

    Add 12 + 19 + 9.

    Formula:Addition of Three Numbers

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

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16. 16.

    Continue the pattern by counting in 10s: 10, 20, ___

    Formula:Skip Counting

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

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17. 17.

    Add 3 + 5 + 10.

    Formula:Addition of Three Numbers

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

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18. 18.

    What is 2 × 4?

    Formula:Multiplication (Times Tables)

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

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19. 19.

    What is double 14?

    Formula:Doubling

    $d = 2 \times n$

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20. 20.

    There are 6 bags with 5 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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