Poland · Klasa 2 · Practice Sheet 39

1. 1.

   What is 6 − 4?

   Formula:Subtraction

   $\text{difference} = a - b$

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2. 2.

   What is 4 + 6?

   Formula:Addition

   $\text{sum} = a + b$

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3. 3.

   Fill in the missing number: 5 + ___ = 9.

   Formula:Missing Addend

   $b = \text{total} - a$

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4. 4.

   There are 3 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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5. 5.

   Subtract 11 from 44.

   Formula:Subtraction

   $\text{difference} = a - b$

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6. 6.

   What is half of 20?

   Formula:Halving

   $h = n \div 2$

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7. 7.

   What is 1 + 3?

   Formula:Addition

   $\text{sum} = a + b$

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8. 8.

   Add 16 + 11 + 9.

   Formula:Addition of Three Numbers

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

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9. 9.

   What is 1 + 7?

   Formula:Addition

   $\text{sum} = a + b$

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10. 10.

    There are 5 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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11. 11.

    What is half of 40?

    Formula:Halving

    $h = n \div 2$

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12. 12.

    Fill in the missing number: 13 + ___ = 27.

    Formula:Missing Addend

    $b = \text{total} - a$

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13. 13.

    Add 37 and 23.

    Formula:Addition

    $\text{sum} = a + b$

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14. 14.

    What is 5 + 6?

    Formula:Addition

    $\text{sum} = a + b$

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15. 15.

    Add 32 and 18.

    Formula:Addition

    $\text{sum} = a + b$

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16. 16.

    Fill in the missing number: 7 + ___ = 15.

    Formula:Missing Addend

    $b = \text{total} - a$

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17. 17.

    What is double 7?

    Formula:Doubling

    $d = 2 \times n$

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18. 18.

    Fill in the missing number: 9 + ___ = 13.

    Formula:Missing Addend

    $b = \text{total} - a$

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19. 19.

    What is 17 − 8?

    Formula:Subtraction

    $\text{difference} = a - b$

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20. 20.

    What is half of 26?

    Formula:Halving

    $h = n \div 2$

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