问题 解答题 直接写出得数.17+67=12×2.5=9117÷1=1.45-0.75=1.4-35=7÷1.4=56×8=0.5+13=1.3×7+6.7×7=9117×0+15= 答案 17+67=1,12×2.5=30,9117÷1=1047,1.45-0.75=0.7,1.4-35=0.8,7÷1.4=5,56×8=623,0.5+13=56,1.3×7+6.7×7=56,9117×0+15=15.