Brazil · Ano 3 · Practice Sheet 19

1. 1.

   Add 26 and 43.

   Formula:Addition

   $\text{sum} = a + b$

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2. 2.

   Continue the pattern by counting in 5s: 0, 5, ___

   Formula:Skip Counting

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

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3. 3.

   What is double 6?

   Formula:Doubling

   $d = 2 \times n$

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4. 4.

   Continue the pattern by counting in 5s: 0, 5, ___

   Formula:Skip Counting

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

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5. 5.

   Add 31 and 53.

   Formula:Addition

   $\text{sum} = a + b$

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6. 6.

   How many tens are there in the number 27?

   Formula:Place Value

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

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7. 7.

   There are 6 bags with 4 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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8. 8.

   Add 5 + 20 + 5.

   Formula:Addition of Three Numbers

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

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9. 9.

   You have R$ 8 and R$ 4. How much money do you have altogether?

   Formula:Adding Money

   $\text{total} = a + b$

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10. 10.

    There are 2 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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11. 11.

    You have R$ 4 and R$ 2. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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12. 12.

    Add 57 and 10.

    Formula:Addition

    $\text{sum} = a + b$

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13. 13.

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

    Formula:Skip Counting

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

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14. 14.

    Fill in the missing number: 10 + ___ = 22.

    Formula:Missing Addend

    $b = \text{total} - a$

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15. 15.

    Subtract 42 from 52.

    Formula:Subtraction

    $\text{difference} = a - b$

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16. 16.

    Fill in the missing number: 12 + ___ = 23.

    Formula:Missing Addend

    $b = \text{total} - a$

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17. 17.

    What is double 12?

    Formula:Doubling

    $d = 2 \times n$

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18. 18.

    Add 59 and 46.

    Formula:Addition

    $\text{sum} = a + b$

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19. 19.

    Subtract 38 from 43.

    Formula:Subtraction

    $\text{difference} = a - b$

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20. 20.

    Continue the pattern by counting in 5s: 0, 5, ___

    Formula:Skip Counting

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

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