2,5-[0,2+(-3,7+5)-1,4]

asked Feb 8, 2019 162k views

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-0.5 is the answer to this

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$2.5 - (0.2 + (3.7 + 5) - 1.4) \\ = 2.5 - (0.2 + 4.2 - 1.4) \\ = 2.5 - (4.4 - 1.4) \\ = 2.5 - 3 \\ = - 0.5$

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