Denmark · Grade 3 · Practice Sheet 45

1. 1.

   How many tens are there in the number 44?

   Formula:Place Value

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

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2. 2.

   Add 7 + 15 + 14.

   Formula:Addition of Three Numbers

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

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3. 3.

   Continue the pattern by counting in 10s: 40, 50, ___

   Formula:Skip Counting

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

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4. 4.

   Fill in the missing number: 13 + ___ = 19.

   Formula:Missing Addend

   $b = \text{total} - a$

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5. 5.

   You have kr 9 and kr 2. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

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6. 6.

   Fill in the missing number: 13 + ___ = 16.

   Formula:Missing Addend

   $b = \text{total} - a$

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7. 7.

   What is 7 × 2?

   Formula:Multiplication (Times Tables)

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

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8. 8.

   Add 35 and 13.

   Formula:Addition

   $\text{sum} = a + b$

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9. 9.

   Subtract 14 from 47.

   Formula:Subtraction

   $\text{difference} = a - b$

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10. 10.

    Add 36 and 27.

    Formula:Addition

    $\text{sum} = a + b$

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11. 11.

    How many tens are there in the number 34?

    Formula:Place Value

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

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12. 12.

    Fill in the missing number: 9 + ___ = 11.

    Formula:Missing Addend

    $b = \text{total} - a$

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13. 13.

    Add 3 + 16 + 14.

    Formula:Addition of Three Numbers

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

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14. 14.

    Fill in the missing number: 14 + ___ = 25.

    Formula:Missing Addend

    $b = \text{total} - a$

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15. 15.

    What is half of 36?

    Formula:Halving

    $h = n \div 2$

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16. 16.

    How many tens are there in the number 48?

    Formula:Place Value

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

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17. 17.

    What is half of 46?

    Formula:Halving

    $h = n \div 2$

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18. 18.

    Subtract 25 from 45.

    Formula:Subtraction

    $\text{difference} = a - b$

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19. 19.

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

    Formula:Skip Counting

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

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20. 20.

    Add 41 and 58.

    Formula:Addition

    $\text{sum} = a + b$

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