30+30+30-20+100+200-100

Mathematics

ScanSolve AI Answer

Answer

270

Step-by-step solution

5 steps

  1. Add the first three numbers

    30+30+30=9030 + 30 + 30 = 90.

  2. Subtract 20 from the result

    90−20=7090 - 20 = 70.

  3. Add 100 to the result

    70+100=17070 + 100 = 170.

  4. Add 200 to the result

    170+200=370170 + 200 = 370.

  5. Subtract 100 from the result

    370−100=270370 - 100 = 270.

    30+30+30−20+100+200−100=27030+30+30-20+100+200-100 = 270

    The final answer is 270.

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