填一填,做一做。803-8=
1.4×0.5= 7.5÷1.5= 0.48÷1.6= 0.51÷17=1.2×0.4= 1.8﹣0.93= 0.67+0.43= 2.5×5﹣2.5=5.4÷0.01= 0.6÷0.12= 3.2×2.5= 0.4×4÷0.4×4=
1.26×37= 65.86÷89= 0.126×3.7= 658.6÷89= .
0.47+0.7= 5.40÷18= 2.92+0.65= 2÷0.125=3÷0.75= 1.62÷0.54= 3.5×4= 4﹣1.04=
5.4÷0.6= 4.8×0= 16÷1.6= 0.02×0.5=27÷30= 3.4÷17= 0.15+0.5= 1.6×4÷1.6×4=
你能口算得又对又快吗?(1)0.02×500= 25×0.04= 3.2×2﹣6.4= 0.4×3+5.6=(2)8.08÷8= 5.4÷0.54= 2.33÷23.3﹣0.01= 15×0.2×0.2=(3)5.61×100﹣100= 26÷(1.7+0.9)= 2.7×4+2.3×4= 0.75÷3÷0.5=