北师大版四年级数学下册小数加减法习题专项34

1、一、照样子，填一填。4.44 = 4+0.4+0.56.5 3.67 4.517.05 (4.43 1.68)5.84 8.53 4.718.32 =+_ 11.08 =+_4.451 =+ _二、口算。9.71.4 =7+2.4 =1.2+4.04 =55.8 33.0 =34.1 + 44.0=76.59三、竖式。9.16.14.4 4.3 2.2 1.86662.448.25 3.12 39.18 1.1779.738.899 7.481 1.4434.0 =68.26.687.90.27.16.3四、计算一、照样子，填一填C1.64=1 + 0.6+0.047.56 = 13.06 =

2、 8.876 =、口算。9.4 9.2 =76.7 21.4 =三、竖式。1.2 3.45.5+1.6 =40.4+ 10.4 =2.1 + 2.42 =88.583-41.4 =42.4 2.879.7 2.42.8 3.5353 0.674.29 41.518.02 0.857.3 1.191.95 1.627.23 17 4.542.7 4.2四、计算6.32 3.13 1.779.14 (3.19 0.9)1.55 7.7 0.28一、照样子，填一填。5.88 = 5+0.8+0.088.39 4.58 8.249.67 （4.7 1.3）7.89 6.7 1.35二、口算。8.8 5

3、.4 =55.7 33.0 =7.4 + 2.2 =33.2+21.5 =3.4+1.24 =65.58三、竖式。6.9 6.97.6 3.94.4 9.5672 8.544.33 56.495.06 2.2161.09 8.116.7549 5.579.91 =+9.03 =+6.295 =+33.1 =74.82.725.43.51.49.9四、计算。一、照样子，填一填。6.24 = 6+0.2+0.049.94 =+4.02 =+15.596 =+、口算。1.1-1 =68.7 31.4 =7+2.7=2.1 + 2.32 =53.2+45.1=79.58-11.4=三、竖式。8.5 2

4、.65.5 4.96.8 2.7685.1 4.4182 7.566.81 19.497.983.525.6 3.411.84 6.057.74 195.248.4 6.7四、计算8.79 4.52 2.598.99 (4.21 0.35)5.75 9.26 5.49一、照样子，填一填。2.43 = 2+0.4+0.0315.39 =+2.07 =+14.169 =+、口算。1.51.3 =98.6-25.2 =4.3 + 2=2+1.4 =54.3+35.1=85.96-55.0 =三、竖式。7.4 2.25.4 3.35.4 1.7245.2 2.8993 0.135.79 53.845.

5、82 2.677.6 3.824.64 3.445.6646 5.524.8 9.9四、计算9.71 =+6.08 =+15.215 =+二、口算。1.51.3=4.3+ 4.2=4.1 + 3.32 =65.7-45.0=11.2+45.1=65.98-34.1 =5.25.29.1 4.84.237.87.42 2.63886.867.638.55.34 33.16 3.15 3.397.027.7994.18.561 2.94 3.6四、计算6.46 2.89 5.799.74 (4.77 0.6)3.71 6.15 3.25一、照样子，填一填。1.34=1 + 0.3+0.04一、照样

6、子，填一填。5.26 = 5+0.2+0.065.24 =+13.05 =+15.657 =+二、口算。4.4 3.4 =65.5-13.1 =5.2 + 3.7 =3.4+1.31 =42.1 + 42.3 =67.78 55.2 =8.21.48.27.815.91.4 1.19 2.76936.318.217.66.43 36.53 3.32 3.696.356.1789.48.454 5.26 3.5四、计算8.626.02 4.435 = 二、口算。9.5 8.2 =3.9 + 5 =4.2+4.4 =59.914.2 =31.1 + 22.2=58.87-24.2 =三、竖式。6.

7、89.85.283.4 2.8 2.9 9.16 7.22612.896.667.8 4.43 23.16 1.15 1.488.436.7796.5 9.584 5.83 4.9四、计算9.27 1.8 8.159.53 (4.93 0.4)4.95 6.88 2.85一、照样子，填一填。9.54 = 9+0.5+0.0411.81 =+10.07 =+11.138=+、口算8.7 2.2 =76.913.4 =三、竖式。9.2 9.67.5+1.4 =20.3+41.2 =5+4.42 =89.87-30.2 =23.5 4.856.4 1.56.9 7.2273 9.823.39 22.

8、295.61 4.126.6 0.387.98 4.028.0626 2.411.8 9.9四、计算7.43 3.32 8.317.31 (4.5 1.48)5.02 5.98 4一、照样子，填一填。3.31 =3+0.3+0.019.1 4.83 0.329.54 (4.96 0.13)5.36 7.43 5.217.48 = 4.08 =15.892 = _ 二、口算。6.5 2 =55.5 45.3=8.6+ 1.3=5.2+4.32 =51.4+14.2=65.95三、竖式。2.7 3.96.1 0.57.8 8.2972 1.288.06 99.125.563.1479.83 1.6

9、37.81363.5542.0 =43.93.846.63.25.83.3四、计算一、照样子，填一填。9.28 = 9+0.2+0.089.98 =+9.01 =+14.521 =+二、口算。6.41.5 =97.6 40.3 =5.6 + 2.3 =42.2+30.5 =1.4+2.13 =88.58三、竖式。5.1 9.17.5 4.65.6 2.6783 1.926.06 26.718.49 0.0290.23 2.576.6847 5.4233.3 =71.71.175.14.59.59.7四、计算8.98 2.74 5.388.16 (3.75 1.38)4.48 8.6 3.84一

10、、照样子，填一填。8.46 = 10+0.4+0.067.46 2.64 2.18.57 (4.81 0.22)9.88 9.29 1.0914.77 =+15.07 =+14.829 =+二、口算。6.6 5.2 =69.7-20.0 =三、竖式。9.4 4.81 + 8.8 =54.4 37.8 2.11 + 2.2 =；0.4 =2.3 4.4779.76682.996.98 6.48 66.191.2938.337.596 4.7435.5331.1 =54.59.866.22.33.53.2四、计算一、照样子，填一填。3.21 =3+0.2+0.011.13 =+8.09 =+6.9

11、99 =+ 二、口算。4.2 3.6 =6.7 + 3.2 =1.3+2.02 =89.7 42.0 =41.3+ 14.1=77.85 51.0 =三、竖式。3.97.25.358.2 6.3 4.7 4.69 3.58523.969.926.5 6.25 62.79 1.27 0.674.056.3583.3 9.134 5.95 9.3四、计算6.13 2.74 11.538.13 (3.98 1.33)5.33 5.06 4.26一、照样子，填一填。9.34 = 9+0.3+0.046.15 =+8.09 =+3.776 =+二、口算。7.7 6.8=7.4 + 2.4=4.4+1.1

12、3 =79.8-41.0=20.3+45.3=55.85-12.1 =3.92.45.4 4.62.6 8.5985.4 2.65695.217.729.1 6.66 75.37 4.52 2.126.235.8372.1 8.941 4.59 5.7、竖式O四、计算8.45 3.79 5.568.79 (3.02 1.07)4.96 9.77 2.09一、照样子，填一填。2.56 = 3+0.5+0.0614.29 =+4.06 =+9.417 =+二、口算。7.1 5.3=5.8 + 3.7=4.2+3.32 =98.8 24.4=23.1 + 30.1 =67.85-10.2 =5.1

13、1.84 8.489.17 (3.7 0.97)2.07 7.15 3.481.16.55.63.15.645.54.76 3.4355 7.516.03 39.226.12 0.016.7 1.244.886.5486.2 4.761 5.92 3.7四、计算一、照样子，填一填。8.43 = 8+0.4+0.4_12.81 =3.01 =6.524 = 二、口算。7.3 7.1 =58.5-44.4 =三、竖式。4.3 9.94.4+ 5.4 =44.0+ 14.0 =5.4+2.43 =86.991-23.4 =42.1 5.686.6 3.67.7 5.7768 0.785.32 14.

14、546.67 0.529.7 3.969.45 9.766.7347 2.851.2 3.2四、计算8.99 2.15 2.338.69 (4.77 0.54)1.96 6.84 3.25一、照样子，填一填。7.23 = 7+0.2+0.039.56 =+12.02 =+5.879 =+二、口算。9.7-3=2+6.9=3+3.1 =69.7-53.0=23.0+42.4=66.87-51.0 =4.3 7.27.2 2.17.4 5.8435.9 1.49822.659.165.1 5.47 98.62 2.38 1.182.497.4898.4 7.453 3.78 7.9、竖式O四、计算

15、8.13 1.26 2.288.85 (3.44 1.96)2.03 6.28 5.96一、照样子，填一填。6.69 = 6+0.6+0.0912.47 =+1.05 =+12.593 =+、口算8.8 7.1 =6.5+1.5 =2.4+2 =58.6-42.2 =32.2+ 15.0 =86.95-41.2 =三、竖式。2.95.59.325.3 8.8 2.8 8.49 7.87598.297.295.3 8.25 65.99 3.23 1.148.199.6969.8 2.644 4.86 8.9四、计算二、口算。8.8 5.4 =7+1.9 =5.11.21 =57.9-51.2 =50.3+22.2 =87.95-25.0 =三、竖式。3.66.62.328.5 7.3 1.9 9.55 9.89541.699.487.1 4.21 31.894.08 1.929.036.2277.8 2.4512.71 9.1四、计算6.28 3.9 4.858.31 (3.04 0.73)3.62 7.04 2.12一、照样子，填一填,1.32=1 + 0.