= 0.308÷10=0.05×1000= 1×0.05= 0.001×800= 0.14×0.8=二、列竖式计算。 0.55×0.5 4.2×6.3 0.6×8.1 9.5×3.55 0.91×0.5 0.66×2.2 4.6×2.9 0.37×8.36 4500×0.08 8.1×0.89 3.5×1.7 3.5×7.83 9.6×0.04 6.3×2 3.8×6.7 6.99×6.2 一、口算。 0.9×7= 3×0.6= 0.009×100= 43.9÷100=40.7×1000= 6×0.6= 0.008×80= 0.4×600=0.8×3= 2×0.8= 0.6×10= 0.619÷100=72.2×1000= 0.03×0.04= 0.9×200= 1.2×0.6=二、列竖式计算。 0.48×0.04 8.7×0.87 8.6×2.8 2.2×3.79 7.7×0.7 8.8×1.9 0.72×0.66 7.7×5.66 0.54×0.3 3.5×0.28 0.7×9.9 0.57×69.9 0.62×0.05 9.5×0.11 0.63×9.5 22.3×6.4 一、口算。 0.8×8= 3×0.2= 0.1×100= 78.1÷100=61.5×10= 0.04×0.07= 0.2×3= 0.19×0.06=0.7×2= 2×0.4= 0.3×100= 13÷100=0.309×100= 0.06×0.9= 0.8×0.08= 1.9×0.04=二、列竖式计算。 0.44×0.09 0.1×4.9 7.5×0.37 0.36×72.9 5.3×0.7 6.1×0.53 3.7×4.6 0.27×31.9 530×0.7 2.8×8.6 0.45×6.2 0.17×7.28 2.4×0.09 9.4×0.65 2.1×0.27 3.07×0.18 一、口算。
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