四年级数学下册《口算练习题》,收藏测试!

四年级数学下册《口算练习题》,收藏测试!


简介:
8.48-7.93=0.55 4.38-2.88=1.5 9.35-1.4=7.95 9.74-2.9=6.84 5.38-5.17=0.21 5.96+5.63=11.59 4.8+9.15=13.95 7.15-3.62=3.53 1.72+4.26=5.98 9.1-3.2=5.9 8.62+9.99=18.61 9.5+1.34=10.84 9.19-6.88=2.31 8.68-2.08=6.6 8.11-2.65=5.46 6.71-4.31=2.4 9.18+1.71=10.89 9.31-4.16=5.15 8.95+2.7=11.65 7.52-4.01=3.51 3.28+7.87=11.15 8.56+6.2=14.76 5.59+2.3=7.89 5.49-1.98=3.51