
2个回答
展开全部
解:9.76x0.3一0.76x0.73
=9x0.3+0.76x0.3-0.76x0.7-0.76x0.03
=2.7-0.76x0.4-0.0228
=2.7-0.304-0.0228
=2.3+0.096-0.0228
=2.3+0.0732
=2.3732
=9x0.3+0.76x0.3-0.76x0.7-0.76x0.03
=2.7-0.76x0.4-0.0228
=2.7-0.304-0.0228
=2.3+0.096-0.0228
=2.3+0.0732
=2.3732
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