Canada · Grade 3 · Practice Sheet 8

1. 1.

   Fill in the missing number: 13 + ___ = 27.

   Formula:Missing Addend

   $b = \text{total} - a$

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2. 2.

   What is 8 × 10?

   Formula:Multiplication (Times Tables)

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

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3. 3.

   Continue the pattern by counting in 10s: 20, 30, ___

   Formula:Skip Counting

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

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4. 4.

   Subtract 17 from 92.

   Formula:Subtraction

   $\text{difference} = a - b$

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5. 5.

   Add 11 + 4 + 3.

   Formula:Addition of Three Numbers

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

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6. 6.

   What is double 17?

   Formula:Doubling

   $d = 2 \times n$

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7. 7.

   Subtract 43 from 60.

   Formula:Subtraction

   $\text{difference} = a - b$

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8. 8.

   Fill in the missing number: 2 + ___ = 8.

   Formula:Missing Addend

   $b = \text{total} - a$

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9. 9.

   What is 6 × 7?

   Formula:Multiplication (Times Tables)

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

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10. 10.

    Subtract 8 from 37.

    Formula:Subtraction

    $\text{difference} = a - b$

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11. 11.

    Add 12 + 2 + 18.

    Formula:Addition of Three Numbers

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

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12. 12.

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

    Formula:Skip Counting

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

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13. 13.

    Add 62 and 10.

    Formula:Addition

    $\text{sum} = a + b$

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14. 14.

    What is double 24?

    Formula:Doubling

    $d = 2 \times n$

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15. 15.

    Fill in the missing number: 8 + ___ = 16.

    Formula:Missing Addend

    $b = \text{total} - a$

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16. 16.

    You have $2 and $5. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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17. 17.

    Add 16 + 6 + 2.

    Formula:Addition of Three Numbers

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

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18. 18.

    There are 6 bags with 3 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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19. 19.

    Subtract 21 from 41.

    Formula:Subtraction

    $\text{difference} = a - b$

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20. 20.

    How many tens are there in the number 12?

    Formula:Place Value

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

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