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Subtraction in Terms of Addition - Sample Math Practice Problems
The math problems below can be generated by MathScore.com, a math practice program for schools and individual families. References to complexity and mode refer to the overall difficulty of the problems as they appear in the main program. In the main program, all problems are automatically graded and the difficulty adapts dynamically based on performance. Answers to these sample questions appear at the bottom of the page. This page does not grade your responses.
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Complexity=20, Mode=simple
When two smaller numbers add up to a bigger number, you can use that backwards to find a missing smaller number -- or vice-versa!
Complexity=20, Mode=multi
When two smaller numbers add up to a bigger number, you can use that backwards to find a missing smaller number -- or vice-versa!
Complexity=20, Mode=adv
When two smaller numbers add up to a bigger number, you can use that backwards to find a missing smaller number -- or vice-versa!
Answers
Complexity=10, Mode=simple
When two smaller numbers add up to a bigger number, you can use that backwards to find a missing smaller number -- or vice-versa!
Complexity=20, Mode=simple
When two smaller numbers add up to a bigger number, you can use that backwards to find a missing smaller number -- or vice-versa!
Complexity=20, Mode=multi
When two smaller numbers add up to a bigger number, you can use that backwards to find a missing smaller number -- or vice-versa!
Complexity=20, Mode=adv
When two smaller numbers add up to a bigger number, you can use that backwards to find a missing smaller number -- or vice-versa!
Learn more about our online math practice software.
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