Question
Find the following values without a calculator.  
Give your answers in this manner. (Eg 122334, 45)
  1. 610 - 410 = _____ (Do not simplify the answer.)
  2. 610 - 410 = _____ (Simplify the answer.)
  3. 15 - 120 = _____
  4. 25 - 120 = _____
2 m

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Find the following values without a calculator.  
Give your answers in this manner. (Eg 122334, 45)
  1. 610 - 410 = _____ (Do not simplify the answer.)
  2. 610 - 410 = _____ (Simplify the answer.)
  3. 15 - 120 = _____
  4. 25 - 120 = _____