Question

【题目】直接写得数．

0.3×1.5= 1.2×0.7= 0.43×2=

0.09×0.5= 1.6×0.25= 8.04×50=

0.7×0.9×10= 8×0.9+8×2.1=

Answer 1

【答案】0.45,0.84,0.86,0.045,0.4,402,6.3,24

【解析】

试题分析：根据小数乘法的计算方法进行计算．8×0.9+8×2.1，可根据乘法分配律进行解答．

解：0.3×1.5=0.45 1.2×0.7=0.84 0.43×2=0.86

0.09×0.5=0.045 1.6×0.25=0.4 8.04×50=402

0.7×0.9×10=6.3 8×0.9+8×2.1=24