如题所述
第1个回答 2016-10-03
19.2×(5.1-1)
=19.2×4.1
=19.2×4+19.2×0.1
=76.8+1.92
=76.992
0.92×101
=0.92×100+0.92×1
=92+0.92
=92.92本回答被网友采纳
=19.2×4.1
=19.2×4+19.2×0.1
=76.8+1.92
=76.992
0.92×101
=0.92×100+0.92×1
=92+0.92
=92.92本回答被网友采纳
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