Brazil · Ano 2 · Practice Sheet 19

1. 1.

   What is half of 50?

   Formula:Halving

   $h = n \div 2$

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2. 2.

   Add 20 + 7 + 16.

   Formula:Addition of Three Numbers

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

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3. 3.

   What is half of 42?

   Formula:Halving

   $h = n \div 2$

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4. 4.

   Fill in the missing number: 10 + ___ = 17.

   Formula:Missing Addend

   $b = \text{total} - a$

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5. 5.

   What is 6 × 6?

   Formula:Multiplication (Times Tables)

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

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6. 6.

   How many tens are there in the number 25?

   Formula:Place Value

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

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7. 7.

   What is 6 × 5?

   Formula:Multiplication (Times Tables)

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

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8. 8.

   Add 22 and 54.

   Formula:Addition

   $\text{sum} = a + b$

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9. 9.

   Fill in the missing number: 15 + ___ = 28.

   Formula:Missing Addend

   $b = \text{total} - a$

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10. 10.

    How many tens are there in the number 37?

    Formula:Place Value

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

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11. 11.

    Add 20 + 7 + 16.

    Formula:Addition of Three Numbers

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

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12. 12.

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

    Formula:Skip Counting

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

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13. 13.

    What is 3 × 8?

    Formula:Multiplication (Times Tables)

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

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14. 14.

    Subtract 34 from 44.

    Formula:Subtraction

    $\text{difference} = a - b$

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15. 15.

    Fill in the missing number: 11 + ___ = 13.

    Formula:Missing Addend

    $b = \text{total} - a$

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16. 16.

    What is double 7?

    Formula:Doubling

    $d = 2 \times n$

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17. 17.

    Continue the pattern by counting in 3s: 0, 3, ___

    Formula:Skip Counting

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

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18. 18.

    What is 7 − 6?

    Formula:Subtraction

    $\text{difference} = a - b$

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19. 19.

    You have R$ 6 and R$ 8. How much money do you have altogether?

    Formula:Adding Money

    $\text{total} = a + b$

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20. 20.

    What is 7 + 3?

    Formula:Addition

    $\text{sum} = a + b$

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