(7.7+1.54)÷0.7的简便运算?
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(7.7+1.54)÷0.7的简便运算?(7.7+1.54)÷0.7的简便运算?(7.7+1.54)÷0.7的简便运算?(7.7+1.54)÷0.7=7.7÷0.7+1.54÷0.7=11+2.2=1
(7.7+1.54)÷0.7的简便运算?
(7.7+1.54)÷0.7的简便运算?
(7.7+1.54)÷0.7的简便运算?
(7.7+1.54)÷0.7
=7.7÷0.7+1.54÷0.7
=11+2.2
=13.2
(7.7+1.54)÷0.7
=7.7÷0.7+1.54÷0.7
=11+2.2
=13.2
(7.7+1.54)÷0.7
=(77+15.4)÷7
=77÷7+15.4÷7
=11+2.2
=13.2
(7.7+1.54)÷0.7
=7.7÷0.7+1.54÷0.7
=11+2.2
=13.2