(相关资料图)
1、1.5×4=2.5×8=0.12×3=2.4×0.2=7.2×0.01=5.1×0.3=7×0.05=0.25×0.4=0.8×1.25=1.4×0.5=0.056×1.5=0.36×0.1=6.2×0.3=3×0.2×0.5=2.8×0.7×0.5=【2.5+0.9】×0.4=0.25×16=7×1.6+7×0.4=8×【2.5+0.25】=8.4×0.2+1.6×0.2=2.6/0.2=6.4/0.8=1/0.125=0.32/0.04=7.2/0.98.1/0.03=0.24/0.6=0.125/0.25=0.49/7=70/0.5=13/4=0.56/0.28=1.5/30=0.45/0.45=3.2/0.16=4.2/0.01=0.27/3=42/.6=14.4/8=0.35/0.7=/代表÷、*代表×0.1*0.02=4.2/0.1=99*0.35=1.2/0.3=1.25*0.8*0.5=0.9/0.01=1.5*0.4=16/1.6=3.5+3.5*3=64.32/16=0.05*0.8=1.23/3=0.62*1.02=8.8/2.2=2.4*2.54.2/3.5=7.2*0.3+2.8*0.3=2.87/0.7=[1.5+0.25]*4=6.4*0.2+0.36*0.2=3.5+7.6=12-3.6+6.4=7/0.25=5.6*1.01=1.7+0.53+3.3=5.4-2.5-1.4=72.8/0.8=[1.25+0.36]*0.2=0.99+1.8=2.56-0.37=500*0.001=3.2/1.6=3.9+2.03=7.5*2.5*4=0.36/12=0.75*7=4.9/3.5=1.2*0.4+1.3*0.4=2.14-0.8=6.25*8=。
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