直接写得数 0.4×0.2=________ | 10-0.1=________ | 0.91+19=________ | 280-150=________ |
21.8÷10=________ | 2-=________ | =________ | +0.2=________ |
12.5×8=________ | =________. |
直接写得数 0.4×0.2=________ | 10-0.1=________ | 0.91+19=________ | 280-150=________ |
21.8÷10=________ | 2-=________ | =________ | +0.2=________ |
12.5×8=________ | =________. |