Common Core: 4.NBT — Number & Operations in Base Ten
Grade 4 • place-value • Easy
Mixed Review 1
Mixed practice
10 problems
1.
What number is 50 + 7?
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2.
What number is 40 + 2?
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3.
What number is 20 + 7?
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4.
What number is 10 + 2?
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5.
What number is 80 + 8?
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6.
What number is 70 + 3?
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7.
What number is 50 + 8?
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8.
What number is 40 + 3?
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9.
What number is 20 + 9?
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10.
What number is 10 + 4?
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