(完整版)四年級(jí)小數(shù)加減法口算練習(xí)題(20210115101659)

1、1.5-0.5=1-0.9=2.3+0.6=0.9+0.8=1-0.3=3.4-1.5=1.9-0.9=3.5-2.4=0.36+0.64=3.5+4.2=6-0.5=2.7-0.4=0.8+ 0.7=4.5-3=7.8-1.1=1.5 0.5=10.9=2.3 0.6=0.9 0.8=1.9 0.9=3.5 -2.4=0.36 0.64=0.96 0.3=8.65 6.31=2.5+0.9=1.2-0.5=7.8+1.6=0.39+0.15=3-1.4=4.7-2.8=7.2-6.45=15-0.48=6.77-1.78=3.45+5.75=3.40+58.20=49.80+49.20=11

2、1.6-99=7.8+21.02=5.6-1.42=12.5+0.9=4.5-2.83=3.75+2.25=2.98+0.56=12.53+4.67=6.07+4.89=5.64-1.78=10.2-6.45=5-0.41=0.3+1.5=2.5+9.8=7.6+1.3=4.4+5.7=2.3+7.7=5.7+3.1=7.69+2.31=9.16+2.64=5.68+12.22=16.8+16.5=26.3+14.6=6.9+3.4=52.3+64.7=12.75-5.3=8.24+16.93=0.75 0.4=200.78=4.8 4.2=5.7 3=4.9 1.7=1.34 0.8=2 0

3、.75=8.7 0.03=0.2 0.09=8.5 2.5=2.4 1.4=0.68 0.42=7.82 7.2=29.1=0.48 0.52=8.1 5.1=0.78 0.24=0.8 0.18=0.89 0.25=10.98=0.9 0.1=10.8=4.5 4=5.6 4=104.4=66.6=9.5 2.7=10.55=3.7 4.8=73.3=325075=2.7 3.9=0709=0.9 1=14 60 4=10 01=14 078=32.7=5008=1642 35=111=8346 22=1.3 4.3=7.2 6.9=9.3 8.8=4.4 15.99=19.8 5.6=96

4、.3 56.2 =79.2 56.8=1.9 25.793=88 69.21=136.5 105=73.4+52.1=93.1-20.9=63.1-11=0.33+9.8=7.8+6.9=0.2+2.7=5.6+4.4=9.4+0.06=0.7+0.4=0.5 0.45=10 0.1=1.8 0.9=12.6 1.2=17+0.33=1.01+0.6=7 0.05=9 0.26=6.14+3.83=7.93-1.64=5.23-2.36=3.44+3.36=8.63-3.48=1.16+4.77=7.74-5.85=9.35-4.74=4.93+4.75=8.17-5.26=2.26-0.86

5、=6.55+4.68=14.6-0.34=1.1+4.5=1.3+8.56=1.9+3.4=0.8-0.55=3.45+4.6=1-0.03=4.45+4.5=30.5+3.05=9.4-2.75=0.8-0.45=7.3-1.26=3.25 0.75=3.83+5.55=0.78+2.2=2.75+1.3=5-0.08=7.6-2.15=10-0.1=1.9+6.2=107.64=7.1-6.6=13.6 8.46=6.8-2.8=0.99 1.1=44.4+1.4=1.23+6.52=1.7+9.66=5.32-0.93=43.3+6.3=6.35-5.23=55.5-1.9=1.23+5

6、.69=38.9-5.55=1.26+5.21=64.41+8.67=0.96-0.23=0.7 0.9=7.26-4.93=3.8 0.6=2.16-0.23=8.24+3.76=4.63+8.9=4.1 3.8=9.28+7.32=140.78=5.2-0.9=2.65+9.32=7.65-6.23=8.28+4.75=9.23+5.45=6.23-4.53=8.52+4.65=5.2+2.63=4.62+8.95=7.24+6.21=3.8-2.3=0.7 0.9=0.8 0.6=8.24 3.76=4.1 3.8=14 0.78=14.6 0.34=1.3 8.56=0.8 0.55=

7、10 0.1=40.04=10.03=30.5 3.05=0.8 0.45=0.78 2.2=5 0.08=21.85 + 37.08=3.250.75=3.2+1.8=8.656.31=0.9+0.6=10 7.64=0.1 0.01=13.68.46=1.2 0.12=0.991.1=1 0.385=3.17+3.43=3.2 2.3=6.82+15.55=0.76 0.38=34.52-17.87=157.3=12.23+4.57=2.1+0.2=23.75+8.64=0.3+0.7=17.83+9.5=3.6+1.6=7.830.5=7.5-0.5=3.45+8.7=2.13-0.02=16.55+1.3=3.51+0.2=8.54+5.96=102+0.3=27.38-5