北師大版四年級(jí)數(shù)學(xué)下冊(cè)小數(shù)加減法習(xí)題專項(xiàng)100

1、一、照樣子，填一填。7.41 =7+0.4+0.013.42 =+13.01 =+15.852 =+9.93 1.37 4.039.06 (4.26 1.66)7.68 5.35 0.4、口算5.3 4.7 =99.6 52.3 =5.5+1.8=3.4+3.1 =14.2+22.4=86.86-12.3 =6.66.85.58.641.84.7 4.57 1.21539.626.248.42.45 42.51 1.85 1.628.457.5497.73.411 0.75 1.9四、計(jì)算一、照樣子，填一填。4.74 = 4+0.7+0.04 2.53 =+5.04 =+1.815 =+二、口

2、算。7.1 -4.8=6.4+1.9=5.2+4.33 =58.9 34.0=13.4+ 14.4=67.66-21.0 =三、豎式。8.66.89.2 0.59.961.89.58 7.33872.38 8.45 82.0299.618.86 9.4425.658.42.29 3.695.44.59 3.58.76 3.37 7.568.55 (3.04 1.3)6.26 9.37 2.43四、計(jì)算一、照樣子，填一填。2.48 = 2+0.4+0.08_14.57 = 8.03 =5.432 = 二、口算。3.3-2 =7.7+ 1.2 =3.1 + 2.03 =76.5 21.2 =50.

3、0+ 12.4 =77.98-24.4 =三、豎式。4.77.29.585.6 9.4 2.6 5.56 9.24599.737.997.4 0.86 18.414.03 3.464.987.2182.8 8.3312.04 6.6四、計(jì)算6.57 1.04 1.777.9 (4.96 1.58)9.96 5.85 2.12一、照樣子，填一填。2.63 = 2+0.6+0.0313.29 =+10.02 =+8.795 =+9.71 1.2 6.288.96 (4.35 0.96)2.85 9.16 1.4二、口算。6-2.7 =96.9-10.3 =三、豎式。7.5 9.82.6+2.3 =

4、51.4 16.1 0.11.4+4.22 =11.3=6.3 6.1756.66917.775.06 7.36 47.554.5615.739.796 4.9334.8714.2 =37.47.969.93.95.45.7四、計(jì)算一、照樣子，填一填。2.69 = 2+0.6+0.093.54 =+9.08 =+12.814 =+、口算9.7 3.5 =58.9-13.4 =三、豎式。3.7 3.92.6 + 2.6 =21.3+ 14.4 =2.4+3.34 =59.99J-20.4 =55.4 2.888.2 0.46.8 4.86694.628.978.8 2.05 86.34 1.93

5、 1.746.519.7782.3 7.131 3.35 7.3四、計(jì)算5.2 3 2.967.62 (3.77 1.88)7.34 6.77 5.27一、照樣子，填一填。2.96 = 2+0.9+0.0611.83 =+2.02 =+13.435 =+、口算。4.8-1 =3.4+3.9 =2.4+1.33 =65.9-10.2 =52.3+ 15.1 =97.85-24.4 =三、豎式。7.99.31.239.5 3.4 2.8 7.21 2.83639.136.596.7 6.08 38.994.05 4.864.969.3177.2 9.5910.94 1.8四、計(jì)算6.88 3.88

6、 2.19.1 (4.48 1.14)6.15 7.23 1.17一、照樣子，填一填。1.72=1 + 0.7+0.0213.91 =+10.02 =+10.839 =+二、口算。8.91.1=5.5+1.9=1 + 3.21 =66.8 -11.4=31.3+ 20.4=98.56 53.4 =、豎式。7.4 3.27.5 4.46.3 6.1228.1 7.75768.677.729.9 4.88 42.63 2.42 3.873.958.5381.6 9.754 2.26 2.1四、計(jì)算5.46 2.12 1.977.65 (3.28 1.34)2.92 7.22 4.02一、照樣子，填

7、一填。9.95 = 9+0.9+0.057.77 = 15.01 = 9.841 =、口算。4.4 4.3 =4.7+1.5 =5+2.1 =95.9-50.4 =53.2+24.0 =96.88-12.3 =三、豎式。5.59.82.287.3 8.3 4.3 7.97 3.88539.669.178.1 4.26 41.82 4.42 2.892.336.7366.3 9.174 5.82 5.7四、計(jì)算8.86 3.39 0.787.13 (3.1 0.17)7.43 9.54 5.5一、照樣子，填一填。3.94 = 4+0.9+0.043.74=+_ 11.05=+2.462=+_ 二

8、、口算。2-1.9 =99.5-21.3 =3.9+3.1=2.1 +12.2+22.4 =3.04 =98.97三、豎式。5.9 1.55.1 2.64.6 1.7596 3.827.74 87.197.734.4726.17 6.647.08 470.6252.3 =97.93.598.60.83.11.6四、計(jì)算9.26 2.46 3.749.96 (4.92 0.63)6.71 7.05 5.22一、照樣子，填一填。8.19 = 8+0.1 + 0.099.76 1.39 3.418.19 (3.35 1.86)5.61 9.61 6.813.24 =_ 4.07 =_6.612 =_

9、 _二、口算。1.61.2 =57.5 41.2=8.7+1.1 =32.2 112+3.4 =.1=87.78三、豎式。4.8 1.78.8 3.67.9 8.7967 1.951.54 95.165.72 3.6857.59 7.689.9128 5.0213.2 =42.24.858.50.95.12.3四、計(jì)算一、照樣子，填一填。2.55 = 2+0.8+0.058.09 2.49 1.058.75 (4.76 1.23)6.38 8.32 1.825.27 =+13.07 =+12.831 =+二、口算。5.2 2.9 =3.1 +4 =1.4+4.3 =59.714.4 =41.1

10、 + 10.0 =98.59三、豎式。4.18.28.9 2.6 3.7 2.39957.088.93 9.02 96.762.9679.136.036 6.3710.1811.2=73.25.435.32.29.48.5四、計(jì)算一、照樣子，填一填。2.64 = 2+0.6+0.0414.25 =+14.03 =+8.434 =+二、口算。8.4 1.6 =1.7 + 3.8 =2.3+ 3.44 =99.6 50.0=10.3+44.3=67.7813.4 =三、豎式。8.79.26.737.7 8.9 4.5 5.53 4.94792.427.226.90.66 53.38 4.59 2.

11、716.416.3773.62.142 4.34 8.8 四、計(jì)算。8.81 1.62 3.238.81 (4.11 1.9)1.25 9.17 5.48一、照樣子，填一填。8.19 = 8+0.1 + 0.095.798.07 4.765 = 二、口算。4.9 3.9 =2+2.2 =5.1 + 3.33 =76.9 42.1 =24.4+ 13.0 =87.78-14.4 =三、豎式。4.69.51.254.3 2.8 3.2 4.49 9.48823.647.748.6 2.29 98.792.09 0.685.428.8768.3 4.6522.69 3.2四、計(jì)算5.28 2.63

12、2.638.63 (3.99 0.29)8.42 9.65 0.78一、照樣子，填一填。9.45 = 9+0.4+0.051.516.04 4.957 = 二、口算。2.5 2 =88.5 31.4 =三、豎式。2.3 8.92.7+2.1 =20.19.1 0.43.2+1.33 =-55.2 =94.4 6.8714.3 =8.3 8.1575.98525.377.995.1 5.29 72.762.81 4.933.549.7191.8 1.2330.63 2.7四、計(jì)算7.33 1.78 9.927.76 (3.55 1.06)7.64 7.26 1.22一、照樣子，填一填。6.57

13、= 6+0.5+0.0710.53 =+10.04 =+13.727 =+二、口算。9.61.7 =68.5-24.4 =三、豎式。4.5 8.54.9 + 3.3=4.4+3 =32.3+25.4=55.885.7 3.35.9 8.82641.736.92 7.07 20.22 2.2922.637.597 7.983 5.3834.2 =28.67.718.53.28.12.3四、計(jì)算5.27 2.42 5.577.47 (4.14 1.03)4.53 10.3 2.05一、照樣子，填一填。8.64 = 8+0.6+0.043.74 =14.011.568_ _ 5.5 4.9 =7.1

14、 + 1 =2.1 + 2.31 =69.8 21.4 =41.3+42.5=96.96三、豎式。9.19.51.3 5.9 1.4 8.12964.017.29 1.21 25.11 1.9222.476.849 4.942 1.84、口算。10.1 =22.24.877.91.73.48.5四、計(jì)算5.18 3.2 0.648.99 (3.89 0.65)9.94 9.08 3.95一、照樣子，填一填。8.11 = 8+0.1 + 0.014.23 =+10.01 =+11.245=+、口算。8.8 3.2 =3.7+1.1 =3.3+3.33 =89.910.4 =42.3+33.0=9

15、8.65-41.4 =三、豎式。1.37.49.862.8 9.8 3.5 9.71 8.94573.918.989.3 8.16 57.99 0.68 3.493.938.5471.1 6.432 5.55 6.6四、計(jì)算8.45 4.77 8.868.39 (4.86 0.92)3.87 8.4 0.69一、照樣子，填一填。2.49 = 2+0.4+0.098.344.04 9.927 = 二、口算。8.8 4.5 =65.6 21.3 =三、豎式。5.4 9.71.9 + 3.5 =40.0+31.3 =5+4.41 =68.88-23.3 =60.5 5.726.9 1.34.2 5.

16、4459 4.943.01 51.989.33 3.525.8 2.846.48 2.978.15 16 1.469.8 5.5四、計(jì)算9.97 2.98 1.97.59 (3.27 1.69)7.31 7.08 1.76一、照樣子，填一填。4.34 = 5+0.3+0.045.46 4.24 4.857.88 (3.32 0.71)5.29 8.41 4.4512.13=+ 1.07=+4.856=+_ 二、口算。7.3 6.9 =87.5-44.3 =4.5+1.1 =32.2+21.2 =2.4+4.21 =87.69三、豎式。4.6 6.78.2 2.18.9 8.6358 8.112.37 78.557.12 3.5363.91 3.197.5347 2.3221.3 =24.55.937.74.11.67.2四、計(jì)算一、