Greece · Grade 3 · Practice Sheet 13

1. 1.

   Add 4 + 12 + 20.

   Formula:Addition of Three Numbers

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

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2. 2.

   What is double 12?

   Formula:Doubling

   $d = 2 \times n$

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3. 3.

   Add 8 + 14 + 13.

   Formula:Addition of Three Numbers

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

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4. 4.

   Continue the pattern by counting in 5s: 20, 25, ___

   Formula:Skip Counting

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

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5. 5.

   Subtract 24 from 44.

   Formula:Subtraction

   $\text{difference} = a - b$

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6. 6.

   How many tens are there in the number 13?

   Formula:Place Value

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

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7. 7.

   Subtract 68 from 93.

   Formula:Subtraction

   $\text{difference} = a - b$

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8. 8.

   What is 4 × 3?

   Formula:Multiplication (Times Tables)

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

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9. 9.

   Add 53 and 17.

   Formula:Addition

   $\text{sum} = a + b$

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10. 10.

    Subtract 26 from 31.

    Formula:Subtraction

    $\text{difference} = a - b$

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11. 11.

    You have €6 and €7. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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12. 12.

    What is 5 × 4?

    Formula:Multiplication (Times Tables)

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

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13. 13.

    What is double 16?

    Formula:Doubling

    $d = 2 \times n$

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14. 14.

    Continue the pattern by counting in 2s: 0, 2, ___

    Formula:Skip Counting

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

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15. 15.

    Add 50 and 24.

    Formula:Addition

    $\text{sum} = a + b$

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16. 16.

    Continue the pattern by counting in 5s: 20, 25, ___

    Formula:Skip Counting

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

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17. 17.

    Add 12 + 4 + 9.

    Formula:Addition of Three Numbers

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

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18. 18.

    How many tens are there in the number 38?

    Formula:Place Value

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

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19. 19.

    You have €6 and €3. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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20. 20.

    How many tens are there in the number 50?

    Formula:Place Value

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

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