【精品】四年级数学下册试题-计算练习北师大版

1、计算自主练习一姓名:、算0.3 X 70=360+60=6400 + 80=510+5=310 X40=2.7 X5=170+100=23+2.7=10-0.3=1.05-0.07=3.5 X 5=6.5-0.9=14.9+5.11 =9.7+1.2=0.37-0.13=200X 0.5=200 + 10=9.9X0.1 =9.9 +10=9.9 X10=7a 7 497x 7 492x-3.2=4.8二、竖式986 义 25=9.86 X0.25=652+46=9.8-3.59=70X 6.09=三、简算37X25X 42.5 X 3.5 X 0.41.25X (80+8)8X 1.25+1

2、25X0.08四、脱式360+ (12+6)X 528.8-8.8X2.57.5-7.5X0.8计算自主练习二姓名:12a 1442x 4 2.52 x- 4.2=3.8、口算0.8 X 10=0X4.23=0.57 + 0.43=2.4 X 3=0.02 X 50=2.8 X 10=8.29 X100=58.5 + 1000=0.9+ 10=70X0.001 =2.55X10=1.1 X0.4=10-0.9 =0.36X100=0.1 X100=0.87 -0.6=1.11-0.1=0.81+0.09=2.5 X0.4=9+1.1 =二、竖式7.85+6.37=1.5 X 0.48=4.6

3、X700=0.89 X 3.65=552+46=三、简算4.6 X994.6 X9.90.69 X10.10.69 X101四、脱式13.7+ 6.3 X323.2-14.2 X0.74.3+5.7 X6计算自主练习三姓名:2x+3x 255x-3x 82 (0.5 x)=6、口算1.5 100=3.5 X2=0.4X80=0.5X0.2 =2.8X0.4 =0.32 X50 =3.5 X 200=0.4X0.8 =4X0.25 =3.5 60=7.4-3.25=3X0.5 =0.7+ 10=2.1x 3=5.2X40 =1.1 X80=0.9 X 0.8 =1.5X0.2 =0.2X0.5

4、=20.5+ 100=二、竖式8.9 7.89=16.05-9.7=6.495.8=73623=210+35=三、简算3.7 X 1.8 2.7 X 1.8 2.8 X 10.1-0.2815.6X 9.9+1.561.08 X 9+1.08四、脱式12.36+4.26+1.643.8 X500- 506.2+3.8 X50+5计算自主练习四姓名:3-2x 112-x=66.9-3x=3.9、口算1.05X10=3.5 X20=0.04X80=0.05X0.2=2.5 X0.4 =0.08 X25= 2.58+2.2=12.51.1X60=0.1X40=2.4X50=X0.8= 1.25 X8

5、=X0.8=0.8+10=40 X 0.25 =12.5 X0.8 =1.8 X0.5 =2.5 X160=0.125 X0.8 =20.7+1000=、竖式856X 36=0.305 X 9.8=48.64-14.39=2.5 X20.1=368+45=三、简算125X25X8X412.5 X 32X0.252.5 X 3212.5 X 56 25 X 0.36四、脱式36-10-5 X0.645X 0.2+55 + 57.8+ 10-28X0.1计算自主练习五姓名:3x-x 2022-5x=1212+4 x=72、口算9 + 1.1 =1-0.08=二、竖式21.1-12.21=2.2义5=0.24义5=0.8X 15=8.28X100=1.5X 4=1.6X 50=3.5X200=2.3X0.3=2.8X0.4 =1.7X0.5 =0.32X500=629+ 17=2000+ 60=1024+ 32=361+ 19=6.43-3.5=8.18-7.19=7.12-6.8=8.12+1.8=0.3+1.27=1.9+1.01 =936+12=三、简算53.78-13.76- 37.246