小学四年级下册数学口算题100道

小学四年级下册数学口算题100道口算能力是数学学习的基础，它不仅能提高计算速度，还能锻炼思维的敏捷性。下面为同学们准备了100道四年级下册数学口算题，大家可以利用课余时间进行练习，争取又快又准哦！一、两位数加减两位数(25道)1.23+15=2.47+36=3.58+21=4.64+35=5.39+42=6.82-31=7.75-26=8.63-45=9.91-58=10.54-29=11.36+57=12.28+64=13.73+19=14.45+38=15.52+49=16.86-37=17.94-53=18.70-24=19.65-38=20.41-17=21.29+62=22.56+34=23.80-46=24.59-23=25.37+45=二、表内乘除法(20道)1.7×8=2.9×6=3.5×12=4.8×9=5.6×7=6.48÷6=7.54÷9=8.35÷5=9.63÷7=10.72÷8=11.11×5=12.12×4=13.9×9=14.8×6=15.7×11=16.81÷9=17.42÷6=18.36÷4=19.28÷7=20.56÷8=三、两位数乘一位数(25道)1.12×3=2.25×2=3.31×4=4.18×5=5.23×3=6.42×2=7.15×6=8.27×3=9.34×4=10.19×5=11.22×6=12.36×2=13.45×3=14.17×4=15.28×2=16.33×3=17.41×5=18.26×4=19.13×7=20.32×3=21.24×4=22.16×5=23.39×2=24.21×8=25.44×2=四、两位数除以一位数(20道)1.36÷3=2.48÷2=3.65÷5=4.72÷6=5.84÷4=6.91÷7=7.54÷3=8.68÷2=9.85÷5=10.96÷6=11.42÷3=12.56÷4=13.77÷7=14.63÷3=15.88÷2=16.93÷3=17.50÷5=18.78÷6=19.44÷4=20.69÷3=五、小数的简单加减法(10道)1.0.5+0.3=2.1.2-0.4=3.0.7+0.6=4.2.5-1.3=5.0.9-0.5=6.3.6+2.1=7.1.8-0.9=8.0.4+0.4=9.5.2+1.7=10.4.5-2.2=六、参考答案两位数加减两位数1.382.833.794.995.816.517.498.189.3310.2511.9312.9213.9214.8315.10116.4917.4118.4619.2720.2421.9122.9023.3424.3625.82表内乘除法1.562.543.604.725.426.87.68.79.910.911.5512.4813.8114.4815.7716.917.718.919.420.7两位数乘一位数1.362.503.1244.905.696.847.908.819.13610.9511.13212.7213.13514.6815.5616.9917.20518.10419.9120.9621.9622.8023.7824.16825.88两位数除以一位数1.122.243.134.125.216.137.188.349.1710.1611.1412.1413.1114.2115.4416.3117.1018.1319.1120.23小数的简单加减法1.0.82.0.83.1.34.1.25.0.46.5.77.0.98.0.89.6.910.2.3七、练习小建议*计时练习：每次练习可以给自己设定一个时间目标，比如10分钟内完成多少道，逐步提高速度。*错题整理：准备一个错题本，把经常出错的题目记录下来，分析错误