Chile · Grado 3 · Practice Sheet 45

1. 1.

   You have $9 and $7. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

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2. 2.

   What is double 22?

   Formula:Doubling

   $d = 2 \times n$

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3. 3.

   Subtract 28 from 60.

   Formula:Subtraction

   $\text{difference} = a - b$

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4. 4.

   Add 69 and 5.

   Formula:Addition

   $\text{sum} = a + b$

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5. 5.

   Continue the pattern by counting in 2s: 8, 10, ___

   Formula:Skip Counting

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

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6. 6.

   How many tens are there in the number 82?

   Formula:Place Value

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

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7. 7.

   Subtract 31 from 44.

   Formula:Subtraction

   $\text{difference} = a - b$

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8. 8.

   48 sweets are shared equally among 6 children. How many does each child get?

   Formula:Division (Equal Sharing)

   $\text{each} = \text{total} \div \text{groups}$

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9. 9.

   You have $6 and $8. 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 85?

    Formula:Place Value

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

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11. 11.

    What is half of 8?

    Formula:Halving

    $h = n \div 2$

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12. 12.

    Add 11 + 12 + 8.

    Formula:Addition of Three Numbers

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

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13. 13.

    Continue the pattern by counting in 5s: 10, 15, ___

    Formula:Skip Counting

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

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14. 14.

    Add 3 + 14 + 11.

    Formula:Addition of Three Numbers

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

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15. 15.

    Continue the pattern by counting in 3s: 9, 12, ___

    Formula:Skip Counting

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

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16. 16.

    What is half of 34?

    Formula:Halving

    $h = n \div 2$

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17. 17.

    Add 5 + 11 + 13.

    Formula:Addition of Three Numbers

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

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18. 18.

    Subtract 50 from 70.

    Formula:Subtraction

    $\text{difference} = a - b$

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19. 19.

    Continue the pattern by counting in 3s: 3, 6, ___

    Formula:Skip Counting

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

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20. 20.

    How many tens are there in the number 54?

    Formula:Place Value

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

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