Mexico · Grado 2 · Practice Sheet 15

1. 1.

   Subtract 61 from 88.

   Formula:Subtraction

   $\text{difference} = a - b$

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2. 2.

   What is 9 − 5?

   Formula:Subtraction

   $\text{difference} = a - b$

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3. 3.

   Add 26 and 9.

   Formula:Addition

   $\text{sum} = a + b$

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4. 4.

   What is 8 × 9?

   Formula:Multiplication (Times Tables)

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

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5. 5.

   Subtract 68 from 76.

   Formula:Subtraction

   $\text{difference} = a - b$

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6. 6.

   What is 10 × 7?

   Formula:Multiplication (Times Tables)

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

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7. 7.

   What is double 25?

   Formula:Doubling

   $d = 2 \times n$

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8. 8.

   How many tens are there in the number 83?

   Formula:Place Value

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

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9. 9.

   Add 44 and 28.

   Formula:Addition

   $\text{sum} = a + b$

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10. 10.

    What is 7 − 4?

    Formula:Subtraction

    $\text{difference} = a - b$

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11. 11.

    There are 2 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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12. 12.

    You have $9 and $3. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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13. 13.

    Add 81 and 23.

    Formula:Addition

    $\text{sum} = a + b$

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14. 14.

    What is 2 + 1?

    Formula:Addition

    $\text{sum} = a + b$

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15. 15.

    What is 5 × 3?

    Formula:Multiplication (Times Tables)

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

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16. 16.

    Subtract 18 from 93.

    Formula:Subtraction

    $\text{difference} = a - b$

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17. 17.

    What is double 9?

    Formula:Doubling

    $d = 2 \times n$

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18. 18.

    Add 20 + 4 + 6.

    Formula:Addition of Three Numbers

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

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19. 19.

    Fill in the missing number: 5 + ___ = 11.

    Formula:Missing Addend

    $b = \text{total} - a$

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20. 20.

    Subtract 52 from 84.

    Formula:Subtraction

    $\text{difference} = a - b$

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