0.888×0.9+0.222×6.4 简便运算

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0.888×0.9+0.222×6.4简便运算0.888×0.9+0.222×6.4简便运算0.888×0.9+0.222×6.4简便运算0.888×0.9+0.222×6.4=0.222×4×0.9

0.888×0.9+0.222×6.4 简便运算
0.888×0.9+0.222×6.4 简便运算

0.888×0.9+0.222×6.4 简便运算
0.888×0.9+0.222×6.4
=0.222×4×0.9+0.222×6.4
=0.222×3.6+0.222×6.4
=0.222×(3.6+6.4)
=0.222×10
=2.22