根据树状算图列式计算.
怎样简便就怎样算.0.125×4.78×80 2.8×3.6+1.4×2.8 (0.4+40)×2.578.7﹣17.7×3.6 18÷[0.3×(8﹣6.5)] 12.7+12.5+0.5.
用你喜欢的方法计算.0.6+0.94﹣0.208 4.85×1.25×8 (64﹣22.4÷1.4)×1.218.3﹣6.25﹣3.75 2.8×3.6+1.4×2.8 6.6÷〔14.5﹣(1.7+1.8)〕
直接写得数:0.002×100= 8÷100= 0÷100+72= 25×19×4=0.83﹣0.23= 4.8+0.12= 5﹣2.7= 3.6+7.65+6.4=
怎样简便就怎样算.88×0.25×9 1.2×9.7+0.3×1.2 5.64÷0.4+0.6×1.8 (12.5+0.125)×8.
用简便方法计算下面各题.13.2﹣3.7﹣6.3 10.26﹣(3.78+4.26) (+)×24101×7.8 ×24+176×20% 32×12.5×O.25 8.6×+8.6÷3 700÷12.5÷8.