人教版五年級上學(xué)期口算練習(xí)

口算1.2x4=2.5x4=0.8x6=0.12x7=3.8x2=32-0.4=650-13=4.8-16=7.6-4=1.64-4=列豎式計算12.8x42=0.19x40=5.4x1.07=0.082x0.14=2.19-0.3=5.88-0.56=2.7-7.5=8.84-1.7=保留一位小數(shù)48-2.3=1.55-3.8=7.09-0.52=5.45-1.23=計算下面各題0.75x18-0.152.07-0.23-0.4521.36-0.8-12.9口算28x0.03=0.23x30=3.03x30=1.5x0.4=0.63-21=9.6-0.6=7.6-4=4.32-0.8=5.25-5=0.9-0.01=1.4x300=2.5x0.03=列豎式計算1.06x25=0.055x0.06=7x0.86=0.37x0.4=5.98-0.23=19.76-5.2=6.21-0.03=10.8-4.5=保留兩位小數(shù)1.55-3.9=3.81-7=246.4-13=5.63-6.1=解下列方程

口算13-4=0.75x4=12.5x0.008=0.9-0.15=0.35x0.3=8-10=7.2x0.3=1-0.05=0.64x0.03=0.416-32=4.2-35=10-25=列豎式計算0.45x0.6=2.4x6.2=2.6x1.08=19.8x4.6=28.6-11=3.64-52=1.35-15=43.5-29=計算下面各題，你認為怎樣簡便就怎樣算。54.9x0.384.05+37.851.25x0.7x0.89.8x256.1x3.6+3.6x3.92.96x40x+3.2=4.6x-1.8=415-x=2

口算4.4-4=0.72-0.9=0.2x0.26=3.6x0.3=3-8=1.32x3=12.5x8=5.6-1.4=2.4x5=3.25x0=0.78-6=5.5-11=解下列方程1.6x=6.4x-7=0.32.1-x=3x-1.5=4x-6=7.65x=1.56x-35=133x-12x6=6(5x-12)x8=24簡算56x1.250.8x0.25x0.4x12.51.25+4.6+0.752.02x8.5101x0.450.78x98口算50x0.04=35-0.007=22.5x4=0.06x0,05=9.9-0.01=0.505-1.01=6.7x30=0.91-13=8.8x4=5400-6000=5.25-5=4.6x9=列豎式計算32.5-2.5=2.08x75=65-2.6=0.06x1.7=1.36x0.05=2.3-0.46=解下列方程(100-3x)-2=86x+3=94x-2=105x-39=5618+5x=218x-4x14=0口算

0.54-6=3.21-3=4.3x4=9.99-3=6.2x5=2.03x4=12.6-6=8.44-8=列豎式計算5.58-3.1=25.6-0.032=51.3-0.27=0.072x0.15=0.58x0.08=0.18x8.45=0.39x2.9=4.5x0.002=72-15=解下列方程3.4x-48=26.82x-97=34.242x+25x=13413(x+5)=1692(x-2.6)=85(x+1.5)=17.5口算6.5-13=8.4-0.07=5.85-5=1.04x6=1.47-0.7=0.3x0.07=0.45x0.4=9.6-0.32=9.63-0.3=0.06-15=9-1.5=1.6x0,05=列豎式計算14.21-7=25.5-6=6.3-14=86-16=1.26-28=0.416-32=8.54x3.5=0.097x0.3=3.2x0.24=解下列方程7x-3=8.19x+0.3=1.83+x=5.44(6x+3)=602x+23x4=134(3x-4)x5=4口算0.7x8=4.1x2=0.45-4=3.63.6一600=4.8x0.9+0.484.8x0.9+0.4874x0.28+2.6x2.81.2-30=8.4-70=1.5-0.3=4.4-0.11=解下列方程0.2x=6x-1.1=3x-5=154(6x+3)=602x+23x4=134(3x-4)x5=42x+1.5x=17.58x-3x=1053x+x+6=26簡算1.2x2.5+0.8x2.50.5x2.33x84.8x0.250.3x2.5x47.2x9.92.5x32x1.25解下列方程1.4x+9.2x=5318+7x=3912.3x-7.5x=57.68(x-6.2)=41.6(x-3)-2=7.53(2x