五年級數(shù)學(xué)上冊小數(shù)簡便計(jì)算大全

五年級數(shù)學(xué)上冊小數(shù)簡便計(jì)算大全

小學(xué)五年級數(shù)學(xué)上冊中，我們學(xué)習(xí)了小數(shù)簡便計(jì)算。下面是一些例題：1.73.8－1.64－13.8－5.36－6.86＋8.66＋1.34－36.8＋3.9＋6.1=-10.982.213.75－(3.75＋6.48)=203.523.5.48－(9.4－0.52)＋3.9－4.1＋6.1－5.9=-3.44.4.02＋5.4＋0.98=10.45.5.17－1.8－3.23=0.146.3.68＋7.56－2.68=8.567.7.85＋2.34－0.85＋4.66=148.35.6－1.8－15.6－7.24=10.969.7.8－7.45+8.83=9.1810.3.82＋2.9＋0.18＋9.1=1611.9.6＋4.8－3.67=10.7312.7.14－0.53－2.47=4.1413.13.35－4.68＋2.65=11.3214.5.27＋2.86－0.66＋1.63=9.115.0.398+0.36+3.64=4.39816.15.75+3.59－0.59+14.25=3317.132－43.7－56.3=3218.12.25－3.1＋0.85－6.17=3.8319.6.3+4.82+3.7－0.8=14.0220.48.4＋2.78＋51.6－0.48=102.321.7.3＋2.7－7.3＋2.7=5.422.(1.9－1.9×0.9)÷(3.8－2.8)=0.9523.2.3÷0.25÷0.46÷(0.65×4)=1.524.5.4×0.75÷1.5=2.725.2.6×0.5+7.4÷2=4.926.(2.31+6.69)÷0.03=66627.8.54÷2.5÷0.46=7.428.30÷[2.98＋6.5×(3.2－3.12)]=2.529.3.6－3.6×0.8=2.8830.56.5×9.9＋5.65=562.631.4.8－4.8×0.5=2.432.4.36×12.5×8=43533.3.72×3.5＋6.28×3.5=38.9234.4.8×7.8＋78×0.5=43.835.7.09×10.8－0.8×7.09=75.436.4.2×99＋4.2=418.437.(1.25－0.125)×820=902.538.0.5-1.074-8.35×5.5=-47.4939.5.83×2＋4.27=16.9340.15.6×13.1－15.6－15.6×2.1=157.1441.18.76×9.9＋1.876=187.1442.9.7×99＋9.74=965.5443.5.6×1.25=744.27.5×3.7－7.5×3.7=86.545.3.4×0.46+3.4×0.54=3.5646.0.32×12.5×2.5=1047.7.6×27＋7.6×17－7.6=365.648.1.5×1.2＋8.8×1.5=14.449.3.5×0.4＋3.5×0.6=2.850.7.12×4－1.12×4=2451.2.65×1.7＋1.35×1.7=6.852.2.5×(6.2－2.6)×0.4=453.6.7－0.5×5－7.5=2.254.4.7×8.3＋5.2×8.3＋0.8