pre algebra

(6.3 X 10-2) - (2.1 X 10-1)

asked by Teresa
  1. 6.3(10-2) - 2.1(10-1) = 6.3 * 8 - 2.1 * 9 =
    50.4 - 18.9 = 31.5

    posted by PsyDAG

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