| 1.25×0.8= | 2.2÷1.1= | 5× = | ÷ = |
0.9× = | 0.25+2.75= | 7.2÷9= | 3 -2 = |
| 2.8-0.8= | 12÷24= | × = | 8 +1.75= |
| 1.25×0.8=1 | 2.2÷1.1=2 | 5× =1 | ÷ =![]() |
0.9× =0.3 | 0.25+2.75=3 | 7.2÷9=0.8 | 3 -2 =1 |
| 2.8-0.8=2 | 12÷24=0.5 | × =![]() | 8 +1.75=10 |
;0.3;3;0.8;1;2;0.5;
;10.分析:本题都是简单的小数、分数四则运算题,可以口算直接写出得数.
点评:此题是考查快速计算的能力,要看清数字和运算符号.
=
÷
=
-2
×
=
+1.75=