1.2乘以5.7减去1.2加5.3乘以1.2的简便运算怎么算?

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1.2乘以5.7减去1.2加5.3乘以1.2的简便运算怎么算?1.2乘以5.7减去1.2加5.3乘以1.2的简便运算怎么算?1.2乘以5.7减去1.2加5.3乘以1.2的简便运算怎么算?(5.7+5.

1.2乘以5.7减去1.2加5.3乘以1.2的简便运算怎么算?
1.2乘以5.7减去1.2加5.3乘以1.2的简便运算怎么算?

1.2乘以5.7减去1.2加5.3乘以1.2的简便运算怎么算?
(5.7+5.3-1)X10=12