人教版五年級(jí)上學(xué)期口算練習(xí)

1、1.2 4=2.5 4=0.8 6=0.12 7=3.8 2=32改.4=650+13=4.8 46=7.6 必=1.64%=列豎式計(jì)算12.8 42=0.19 40=5.4 x1.07=0.082 0.14=2.19 -0.3=5.88 656=2.7 寸.5=8.84 t.7=48 攵.3=1.55 -3.8=7.09 0.52=5.45 t.23=保留一位小數(shù)計(jì)算下面各題0.75 m82152.07 623 -0.4521.36 -0.8-12.928x0.03=1.5 0.4=0.23 30=0.63 -21 =7.6 4= 4.326.8=5.25 缶1.4 300=2.5 0.03

2、=列豎式計(jì)算1.06 25=0.055 0.06=7x0.86=口算3.03 30=9.6 -0.6=0.9 -0.01 =0.37 0.4=5.98 -0.23=19.76 62=6.21 0.03=10.8 刃.5=保留兩位小數(shù)1.55 -3.9=3.81 v= 246.4 t3=5.63 .1 =解下列方程x+3.2=4.6x-1.8=415-x=2口算13f=0.75 m=12.5 0.008=0.9 -0.15=0.35 0.3=8勺0 =7.2 0.3=1刃.05=0.64 0.03=0.416 t2=4.2 -35=10 攵5=列豎式計(jì)算0.45 0.6=2.4 6.2=2.6

3、m.08=19.8 46=28.6 t1二3.64 芍2二1.35 45=43.5 9=計(jì)算下面各題,54.9 xj.38你認(rèn)為怎樣簡(jiǎn)便就怎樣算。4.05+37.851.25 x).7 0,89.8 256.1 刈.6+3.6 a92.96 40算4.4 -4=0.72 -0.9=0.2 0.26=3.6 0.3=38=1.32 3=12.5 8=5.6 t.4=2.4 5=3.25 0=0.78 -6=5.5 t1 =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-12 6=6(5x-12) 8=2456x1.250.8

4、0.25 0.4 m2.51.25+4.6+0.75簡(jiǎn)算2.02 x8.5101 )0.450.78 98口算50x0.04=9.9 -0.01 =8.8 m=列豎式計(jì)算32.5 -2.5=350.007=22.5 m=0.06 0,05=0.505 t.01 =6.7 30=0.91 43=5400 比000=5.25 -5=4.6 9=2.08 75=65巨6=0.06 m.7=1.36 0.05=2.3 -0.46=解下列方程(100-3x) 2=86x+3=94x-2=105x-39=5618+5x=218x-4 m4=0口算0.54 -6=6.2 )5=列豎式計(jì)算3.21 t=4.3

5、 m=2.03 m=12.6 二9.99 -3=8.44 8=5.58 3.1=25.6 0.032=51.3 w.27=0.072 0.15=0.58 0.08=0.18 8.45=6.5 千3=8.4 -0.07=5.85 -5=1.04 6=0.39 2.9=4.5 0.002=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算1.47 -0.7=0.3 0.07=0.45 0.4=9.6 -0.32=9.63 -0.3=0.06 t5=9+1.5=1.6 0,05=列豎式計(jì)算14

6、.21 7=25.5 6=6.3 14=86 勺6=1.26 28=0.416 t2=8.54 3.5=0.097 0.3=3.2 0.24=7x 心=8.19x+0.3=1.83+x=5.4解下列方程4(6x+3)=602x+23x4=134(3x-4) 5=4口算0.7 )8=3.99 0.01 =1.2 -30=解下列方程4.1 2=2.4 0.5=8.4 寸0=0.45 m=0.22 4=1.5 -0.3=3.6 -600=1.32 8=4.4 -0.11 =0.2x=6x 勺.1=3x5=154(6x+3)=602x+23x4=134(3x-4) 5=42x+1.5x=17.58x-3x=1053x+x+6=26簡(jiǎn)算1.2 農(nóng).5+0.8 次.50.5 2.33 84.8 0.252.5 32x1.2512.3x-7.5x=57.60.3 )2.5 m7.2 9.9解下列方程1.4x+9.2x=5318+7x=398(x-6.2)=41.6(x-3) 2=7.