题目内容
【题目】口算。(本题13分)
0.45×2= 7.5÷10= 6.3×0.1= 7.62×0= 45.2÷100=
0.78+0.21= 9.46-1.56= 4.53+3.2= 9-4.36= 6.34÷10=
6.4-6.4×0.5= 7.5×(0.45+0.55)= 0.25×1.25×4=
【答案】0.9,0.75,0.63,0,0.452,0.99,7.9,7.73,4.64,0.634,3.2,7.5,1.25。
【解析】略
练习册系列答案
相关题目