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< Exercises

Quickly Adding a Multiple of 10 and a Non-Multiple of 10

70+14=?\huge\blueD{70} + \greenD{14} = {?}
  • Your answer should be
  • an integer, like 66
  • an exact decimal, like 0.750.75
  • a simplified proper fraction, like 3/53/5
  • a simplified improper fraction, like 7/47/4
  • a mixed number, like 1 3/41\ 3/4