我能算得又快又对.0.25×40= 8.4÷2.1= 0.9×0.5= 0.64÷8= 13.2÷0.1= 1÷0.01=0.5×0.2= 10.1×2= 9.9×0.1= 1.8+0.2×3= 3×0.125×8= 0.12÷0.3=
下面各题怎样算简便就怎样算. (1)1.32+0.25×1.8×4 (2)12.75÷[14.6﹣(1.3+8.2)] (3)11×(8.4﹣5.8)﹣2.6 (4)7.2×0.9+0.01×7.2.
15.39×4.62+5.38×15.39.
计算,能简算的要简算 10÷0.2÷2.564×4.5+3.6×45 1.25×3.2×0.8 14.5×1028.4÷0.21÷0.5 0.8×[(5﹣0.68)÷1.2].
怎样简便就怎样算 124×16+176×16 25﹣7.35﹣2.65 5.4+3.2+4.6+6.8 4800÷25÷4.
怎样算简便就怎样算. 4.32+5.43+6.68;17.17﹣6.8﹣3.2; 16.8×10.1; 2.74×9.5+5×0.274.