简算1.1x1.1x1.1-1.1x1.1-0.11!
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简算1.1x1.1x1.1-1.1x1.1-0.11!
简算1.1x1.1x1.1-1.1x1.1-0.11!
简算1.1x1.1x1.1-1.1x1.1-0.11!
=1.1×1.1×(1.1-1)-0.11
=1.1×1.1×0.1-0.11
=0.11×(1.1-1)
=0.11×0.1
=0.011
=(1.1×1.1)(1.1+1)-0.11
=1.21×2.1-0.11
=2.441-0.11
=2.331
0.011
1