-6分之5*-1又5分之1-6+0.6 (-6)*13分之17+(-6)*13分之9
人气:114 ℃ 时间:2020-01-27 18:36:29
解答
-6分之5*(-1又5分之1)-6+0.6
=1-6+0.6
=-5+0.6
=-4.4
(-6)*13分之17+(-6)*13分之9
= (-6)*(13分之17+13分之9)
=-6*2
=-124分之5-6分之7*24(4分之5-6分之7)*24=5/4*24-7/6*24=30-28=2
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