Ecuador · Grado 2 · Practice Sheet 50

1. 1.

   What is 4 + 5?

   Formula:Addition

   $\text{sum} = a + b$

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2. 2.

   Add 6 + 5 + 18.

   Formula:Addition of Three Numbers

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

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3. 3.

   What is 2 × 4?

   Formula:Multiplication (Times Tables)

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

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4. 4.

   Subtract 19 from 60.

   Formula:Subtraction

   $\text{difference} = a - b$

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5. 5.

   There are 4 bags with 7 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 25 and 55.

   Formula:Addition

   $\text{sum} = a + b$

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7. 7.

   Subtract 30 from 35.

   Formula:Subtraction

   $\text{difference} = a - b$

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8. 8.

   Fill in the missing number: 8 + ___ = 12.

   Formula:Missing Addend

   $b = \text{total} - a$

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9. 9.

   Subtract 31 from 76.

   Formula:Subtraction

   $\text{difference} = a - b$

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10. 10.

    What is 9 × 10?

    Formula:Multiplication (Times Tables)

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

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11. 11.

    What is 9 + 1?

    Formula:Addition

    $\text{sum} = a + b$

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12. 12.

    Fill in the missing number: 15 + ___ = 23.

    Formula:Missing Addend

    $b = \text{total} - a$

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13. 13.

    Add 18 + 10 + 17.

    Formula:Addition of Three Numbers

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

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14. 14.

    There are 5 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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15. 15.

    Add 17 + 6 + 7.

    Formula:Addition of Three Numbers

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

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16. 16.

    Fill in the missing number: 4 + ___ = 16.

    Formula:Missing Addend

    $b = \text{total} - a$

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17. 17.

    Add 26 and 48.

    Formula:Addition

    $\text{sum} = a + b$

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18. 18.

    Add 11 + 7 + 15.

    Formula:Addition of Three Numbers

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

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19. 19.

    Fill in the missing number: 4 + ___ = 14.

    Formula:Missing Addend

    $b = \text{total} - a$

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20. 20.

    What is double 10?

    Formula:Doubling

    $d = 2 \times n$

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