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South Korea · Grade 1 · Practice Sheet 6

Sheet code: SOUTH-KOREA-G1-S06 · 20 questions

Name: ______________
Date: ______________
  1. 1.

    Add 42 and 44.

    Formula:Addition
    sum=a+b\text{sum} = a + b
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  2. 2.

    What is 13 − 12?

    Formula:Subtraction
    difference=a−b\text{difference} = a - b
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  3. 3.

    Fill in the missing number: 14 + ___ = 19.

    Formula:Missing Addend
    b=total−ab = \text{total} - a
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  4. 4.

    What is 12 − 9?

    Formula:Subtraction
    difference=a−b\text{difference} = a - b
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  5. 5.

    You have ₩5 and ₩5. How much money do you have altogether?

    Formula:Adding Money
    total=a+b\text{total} = a + b
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  6. 6.

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

    Formula:Skip Counting
    next=term+step\text{next} = \text{term} + \text{step}
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  7. 7.

    Add 17 and 25.

    Formula:Addition
    sum=a+b\text{sum} = a + b
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  8. 8.

    What is 14 − 6?

    Formula:Subtraction
    difference=a−b\text{difference} = a - b
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  9. 9.

    What is 3 + 9?

    Formula:Addition
    sum=a+b\text{sum} = a + b
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  10. 10.

    Fill in the missing number: 11 + ___ = 19.

    Formula:Missing Addend
    b=total−ab = \text{total} - a
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  11. 11.

    You have ₩3 and ₩1. How much money do you have altogether?

    Formula:Adding Money
    total=a+b\text{total} = a + b
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  12. 12.

    What is double 9?

    Formula:Doubling
    d=2×nd = 2 \times n
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  13. 13.

    What is 13 − 5?

    Formula:Subtraction
    difference=a−b\text{difference} = a - b
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  14. 14.

    Fill in the missing number: 5 + ___ = 20.

    Formula:Missing Addend
    b=total−ab = \text{total} - a
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  15. 15.

    You have ₩7 and ₩3. How much money do you have altogether?

    Formula:Adding Money
    total=a+b\text{total} = a + b
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  16. 16.

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

    Formula:Missing Addend
    b=total−ab = \text{total} - a
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  17. 17.

    Continue the pattern by counting in 2s: 6, 8, ___

    Formula:Skip Counting
    next=term+step\text{next} = \text{term} + \text{step}
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  18. 18.

    You have ₩1 and ₩8. How much money do you have altogether?

    Formula:Adding Money
    total=a+b\text{total} = a + b
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  19. 19.

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

    Formula:Skip Counting
    next=term+step\text{next} = \text{term} + \text{step}
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  20. 20.

    Add 73 and 17.

    Formula:Addition
    sum=a+b\text{sum} = a + b
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