四年级简便算法小数加减法练习题及答案(四年级数学计算题100道)

小数计算题5.49+9.47=9.9-9.71=6.49-5.61=9.41-4.56=7.52-4.31=1.22+6.73=9.37-8.76=6.5+8.33=8.87+3.1=9.09-5.12=9.36-6.7=5.57+5.55=6.24-5.63=3.71+6.97=3.36-2.94=9.69-6.37=6.26-2.54=2.93+6.69=7.02-3.24=3.36+3.79=8.08-1.77=9.01-5.24=8-7.1=9.52+3.82=9.2+5.26=8.25-1.95=9.96+4.95=1.1+4.35=6.34+5.7=9.62+4.61=4.8+6.13=9.42+1.75=7.79-2.23=9.77-9.15=4.71+4.38=4.26-3.75=6.01-2.31=6.12-5.38=2.26+7.34=5.5+2.88=6.83+2.38=2.7+3.02=9.59+7.11=9.77-5.03=6.69+2.51=4.55+2.34=6.58-5.96=7.59-4.02=9.89-3.01=5.63+6.51=6.37-4.03=5.7-3.22=3.26-1.02=3.56-3.19=1.49-1.07=7.59-6.13=7.94-7.57=4.33+9.88=6.69-6.03=9.37+2.6=9.89+4.64=3.72+3.37=2.51+8.11=4.03+3.93=6.04-2.94=3.24+1.04=7.4-7.14=3.94+4.36=1.55-1.17=5.39+3.81=2.8+4.81=5.71-4.78=3.92+4.09=3.93+7.34=4.43+9.33=9.81-7.03=5.89+8.73=1.17+6.53=2.65+5.17=7.34-3.64=1.85+9.81=6.21-2.82=5.97-4.46=9.92-7.28=6.55-1.88=6.44+4.11=1.92-1.28=5.94-3.64=4.8+1.31=4.6-4.29=7.6+8.66=2.43+8.76=6.6+4.88=8.57+6.61=9.81+1.75=6.68+6.12=6.65-5.72=7.53-6.7=3.44+5.22=6.63+4.99=计算题答案5.49+9.47=14.969.9-9.71=0.196.49-5.61=0.889.41-4.56=4.857.52-4.31=3.211.22+6.73=7.959.37-8.76=0.616.5+8.33=14.838.87+3.1=11.979.09-5.12=3.979.36-6.7=2.665.57+5.55=11.126.24-5.63=0.613.71+6.97=10.683.36-2.94=0.429.69-6.37=3.326.26-2.54=3.722.93+6.69=9.627.02-3.24=3.783.36+3.79=7.158.08-1.77=6.319.01-5.24=3.778-7.1=0.99.52+3.82=13.349.2+5.26=14.468.25-1.95=6.39.96+4.95=14.911.1+4.35=5.456.34+5.7=12.049.62+4.61=14.234.8+6.13=10.939.42+1.75=11.177.79-2.23=5.569.77-9.15=0.624.71+4.38=9.094.26-3.75=0.516.01-2.31=3.76.12-5.38=0.742.26+7.34=9.65.5+2.88=8.386.83+2.38=9.212.7+3.02=5.729.59+7.11=16.79.77-5.03=4.746.69+2.51=9.24.55+2.34=6.896.58-5.96=0.627.59-4.02=3.579.89-3.01=6.885.63+6.51=12.146.37-4.03=2.345.7-3.22=2.483.26-1.02=2.243.56-3.19=0.371.49-1.07=0.427.59-6.13=1.467.94-7.57=0.374.33+9.88=14.216.69-6.03=0.669.37+2.6=11.979.89+4.64=14.533.72+3.37=7.092.51+8.11=10.624.03+3.93=7.966.04-2.94=3.13.24+1.04=4.287.4-7.14=0.263.94+4.36=8.31.55-1.17=0.385.39+3.81=9.22.8+4.81=7.615.71-4.78=0.933.92+4.09=8.013.93+7.34=11.274.43+9.33=13.769.81-7.03=2.785.89+8.73=14.621.17+6.53=7.72.65+5.17=7.827.34-3.64=3.71.85+9.81=11.666.21-2.82=3.395.97-4.46=1.519.92-7.28=2.646.55-1.88=4.676.44+4.11=10.551.92-1.28=0.645.94-3.64=2.34.8+1.31=6.114.6-4.29=0.317.6+8.66=16.262.43+8.76=11.196.6+4.88=11.488.57+6.61=15.189.81+1.75=11.566.68+6.12=12.86.65-5.72=0.937.53-6.7=0.833.44+5.22=8.666.63+4.99=11.62

时间： 人教版四年级数学下册小数加减法简便计算专项练习题

一、填一填。

7.3 ＋ 7.93 ＋ 2.7 ＝ 7.3 ＋ ____ ＋ 7.93

( 7.02 ＋ 2.06 ) ＋ 5.94 ＝ ____ ＋ ( ____ ＋ ____ )

10.74 － 2.6 － 7.4 ＝ ____ 〇 ( ____ 〇 ____ )

二、下面各题怎样简便怎样计算。

1.27 ＋ 2.1 ＋ 3.9 6.69 － 3.9 － 2.1

5.87 － 2.6 ＋ 4.13 18.3 ＋ 0.43 ＋ 0.57 ＋ 7.7

6.2 ＋ 8.4 ＋ 6.3 9.98 － 3.25 － 2.75

86 ＋ 9.6 ＋ 6.6 ＋ 51 5.61 ＋ 0.88 ＋ 7.12

5.55 ＋ 3.04 ＋ 2.45 2.22 ＋ 1.2 ＋ 7.78 ＋ 8.8

5.5 ＋ 0.04 ＋ 8.96 ＋ 1.5 7.99 ＋ 6.46 － 3.99

时间： 人教版四年级数学下册小数加减法简便计算专项练习题

一、填一填。

8.2 ＋ 6.28 ＋ 1.8 ＝ 8.2 ＋ ____ ＋ 6.28

( 5.66 ＋ 1.35 ) ＋ 7.65 ＝ ____ ＋ ( ____ ＋ ____ )

39.46 － 3.4 － 6.6 ＝ ____ 〇 ( ____ 〇 ____ )

二、下面各题怎样简便怎样计算。

8.22 ＋ 5.6 ＋ 2.4 9.96 － 2.4 － 3.6

5.83 － 2.8 ＋ 1.17 8.8 ＋ 0.96 ＋ 0.04 ＋ 17.2

计算题100道1.662.864.28.041.81+4.84+4.52+2.81-4.25+1.73=====5.158.434.124.075.42-3.07-4.86+5.58-1.8-1.68=====5.587.693.892.74.36-4.24+1.36+4.35-1.97-2.43=====6.665.852.61.387.43-6.29+3.1+2.19+7.95-6.45=====4.438.866.883.37.33+2.42-7.32+1.16+1.2-2.27=====3.855.316.178.796+4.99+3.71-1.8-2.44+1.25=====7.131.177.214.63.15+1.87+2.72-2.84-2.75-1.58=====7.727.954.655.693.53-6.88-3.34+1.42-3.5-3.43=====1.632.367.241.644.83-1.22+2.14-5.28+2.61-3.44=====5.027.934.766.272.01-1.4-5.07+4.23-5.43+2.31=====3.635.546.375.736.36+3.39+4.05+2.48-4.31-1.48=====1.885.485.3328.11+3.92+1.95-4.33-1.57-1.13=====5.748.278.336.34+3.79-3.83-7.62-6.28+2.45=====3.973.257.964.313.71+4.77+1.59-3.32+4.38+2.18=====4.791.654.845.15.96+4.17+4.58+2.52-2.9-4.29=====8.031.947.921.523.19-3.32+4.76+1.7+3.76+2.29=====2.083.83.692.023.37+3.28-3.56+5.8+3.3+3.12=====4.312.91.926.847.12-2.81+3.83+7.79-2.98+1.4=====8.683.938.385.265.16-1.29+4.66-1.93-1.81-4.57=====8.314.943.854.373.12-8.22-3.92+3.92-3.05-2.92=====计算题答案1.662.864.28.041.81+4.84+4.52+2.81-4.25+1.73=6.5=7.38=7.01=3.79=3.545.158.434.124.075.42-3.07-4.86+5.58-1.8-1.68=2.08=3.57=9.7=2.27=3.745.587.693.892.74.36-4.24+1.36+4.35-1.97-2.43=1.34=9.05=8.24=0.73=1.936.665.852.61.387.43-6.29+3.1+2.19+7.95-6.45=0.37=8.95=4.79=9.33=0.984.438.866.883.37.33+2.42-7.32+1.16+1.2-2.27=6.85=1.54=8.04=4.5=5.063.855.316.178.796+4.99+3.71-1.8-2.44+1.25=8.84=9.02=4.37=6.35=7.257.131.177.214.63.15+1.87+2.72-2.84-2.75-1.58=9=3.89=4.37=1.85=1.577.727.954.655.693.53-6.88-3.34+1.42-3.5-3.43=0.84=4.61=6.07=2.19=0.11.632.367.241.644.83-1.22+2.14-5.28+2.61-3.44=0.41=4.5=1.96=4.25=1.395.027.934.766.272.01-1.4-5.07+4.23-5.43+2.31=3.62=2.86=8.99=0.84=4.323.635.546.375.736.36+3.39+4.05+2.48-4.31-1.48=7.02=9.59=8.85=1.42=4.881.885.485.3328.11+3.92+1.95-4.33-1.57-1.13=5.8=7.43=1=0.43=6.985.748.278.336.34+3.79-3.83-7.62-6.28+2.45=9.49=0.17=0.65=2.05=8.793.973.257.964.313.71+4.77+1.59-3.32+4.38+2.18=8.74=4.84=4.64=8.69=5.894.791.654.845.15.96+4.17+4.58+2.52-2.9-4.29=8.96=6.23=7.36=2.2=1.678.031.947.921.523.19-3.32+4.76+1.7+3.76+2.29=4.71=6.7=9.62=5.28=5.482.083.83.692.023.37+3.28-3.56+5.8+3.3+3.12=5.36=0.24=9.49=5.32=6.494.312.91.926.847.12-2.81+3.83+7.79-2.98+1.4=1.5=6.73=9.71=3.86=8.528.683.938.385.265.16-1.29+4.66-1.93-1.81-4.57=7.39=8.59=6.45=3.45=0.598.314.943.854.373.12-8.22-3.92+3.92-3.05-2.92=0.09=1.02=7.77=1.32=0.2

计算题100道7.492.242.364.848.23+1.37+6.15+5.24-2.9+1.33=====7.723.97.946.875.31-1.45+2.37-3.64-2.64-2.08=====5.838.84.324.855.55-5.45-1.62+3.48-2.17+1.63=====6.773.581.597.525.01-1.93+5.91+2.67-1.12-4.32=====5.231.952.062.334.81-4.77+7.16+2.88+4.82+2.52=====2.886.544.868.511.33+5.09-1.75-2.66-3.51+8.6=====3.127.076.712.565.51+6.73-1.52-5.33+5.75+1.64=====1.195.486.423.046.94+7.03-3.78-3.26-2.83-1.2=====82.386.286.092.1-3.47+6.8-5.57-4.79+2.64=====4.056.224.553.953.14-3.8-2.81+1.37+5.15+3.03=====4.345.741.813.348.28+3.27-5.72+3.71+3.37-6.13=====6.422.86.787.282.61-4.49+2.15-2.95-3.56+4.54=====1.75.718.347.575.67+4.5+3.47-2.2-2.12-4.46=====8.034.291.221.15.78-5.23+5.05+7+5.95-2.43=====8.272.42.523.878.18-3.91-1.7+2.99-3.51-4.69=====4.228.288.176.345.33-3.34-4.73-6.24-6.19+1.67=====8.496.9244.517.6-3.51-5.86+5.16+2.36-5.04=====1.537.484.524.377.72+1.7+1.66+4.29-1.79-5.44=====8.017.652.512.467.69-1.54-2.33+2.93+4.38+1.51=====3.085.475.286.518.32+4.45+1.34+4.29+2.21-5.46=====计算题答案7.492.242.364.848.23+1.37+6.15+5.24-2.9+1.33=8.86=8.39=7.6=1.94=9.567.723.97.946.875.31-1.45+2.37-3.64-2.64-2.08=6.27=6.27=4.3=4.23=3.235.838.84.324.855.55-5.45-1.62+3.48-2.17+1.63=0.38=7.18=7.8=2.68=7.186.773.581.597.525.01-1.93+5.91+2.67-1.12-4.32=4.84=9.49=4.26=6.4=0.695.231.952.062.334.81-4.77+7.16+2.88+4.82+2.52=0.46=9.11=4.94=7.15=7.332.886.544.868.511.33+5.09-1.75-2.66-3.51+8.6=7.97=4.79=2.2=5=9.933.127.076.712.565.51+6.73-1.52-5.33+5.75+1.64=9.85=5.55=1.38=8.31=7.151.195.486.423.046.94+7.03-3.78-3.26-2.83-1.2=8.22=1.7=3.16=0.21=5.7482.386.286.092.1-3.47+6.8-5.57-4.79+2.64=4.53=9.18=0.71=1.3=4.744.056.224.553.953.14-3.8-2.81+1.37+5.15+3.03=0.25=3.41=5.92=9.1=6.174.345.741.813.348.28+3.27-5.72+3.71+3.37-6.13=7.61=0.02=5.52=6.71=2.156.422.86.787.282.61-4.49+2.15-2.95-3.56+4.54=1.93=4.95=3.83=3.72=7.151.75.718.347.575.67+4.5+3.47-2.2-2.12-4.46=6.2=9.18=6.14=5.45=1.218.034.291.221.15.78-5.23+5.05+7+5.95-2.43=2.8=9.34=8.22=7.05=3.358.272.42.523.878.18-3.91-1.7+2.99-3.51-4.69=4.36=0.7=5.51=0.36=3.494.228.288.176.345.33-3.34-4.73-6.24-6.19+1.67=0.88=3.55=1.93=0.15=78.496.9244.517.6-3.51-5.86+5.16+2.36-5.04=4.98=1.06=9.16=6.87=2.561.537.484.524.377.72+1.7+1.66+4.29-1.79-5.44=3.23=9.14=8.81=2.58=2.288.017.652.512.467.69-1.54-2.33+2.93+4.38+1.51=6.47=5.32=5.44=6.84=9.23.085.475.286.518.32+4.45+1.34+4.29+2.21-5.46=7.53=6.81=9.57=8.72=2.86