小学口算小数混合

1、2.94 - 2.66 = 7.23 + 2.43 =6.15 + 5.53 = 7.89 + 2.27 = 5.64 - 2.05 = 8.6 + 9.63 =1.241.5 3.21.80.320.9 4.21.01=3.10518 = 0.372.31= 8.64 2.4 = 67.2 8 = 54.78 6.6 = 17.38 2.2 = 66 7.5 = 9 7.5 =易错题：54.76 - 51.12 = 61.45 + 20.7 = 59.46 + 18.28 = 46.31 + 21.76 = 21.85 + 37.08 = 42.88 - 12.63 =1.241.5 3.2

2、1.8 0.320.9 4.21.01=3.10518 = 0.372.31 = 8.37 0.9 = 15.52 9.7 =8.64 2.4 = 67.2 8 = 54.78 6.6 = 17.38 2.2 =易错：85.51-3.26= 32.10+98.99= 73.76+47.46= 42.79+66.95= 92.32+58.81= 73.10-22.90=4.618.9= 0.452.5 0.81.25 0.33.6 0.30.3 4.618.9=19.2 9.6 = 3.64 0.91 = 7.7 11 = 18 0.15 = 33.6 8.4 = 1.98 2.2 = 易错：8

3、4.75 + 13.96 = 42.39 - 20.92 =29.54 - 20.12 = 76.13 + 13.37 =26.31 - 22.07 = 93.99 - 36.18 =79457= 60783= 7274= 48822= 42179= 67339= 18.53.7= 2.720.69=92.9= 40.27.9= 2.034.9= 142.6=易错：95.12-83.37= 12.88+56.67= 57.33-45.99= 78.44-72.29= 50.93+48.13= 88.05-78.03=3.6 49.9 51.6 4.7 3.7 43.8 8.4 0.78 91.

4、8 6.2 94.6 0.8 44.8 3.2 = 3.12 0.39 = 24.571= 0.642.2= 50.51= 19.63.9= 易错：64.81-0.87= 76.56-65.62= 23.56-6.21= 31.04-21.42= 2.60+88.71= 85.91-84.44=2.1 4.98 80 8.57 980 6.9 3.71 0.16 70 5.69 5.3 22.3 9.60.16= 30.55.6=10.82.6= 2.763.6= 30.80.46= 57.60.18= 易错： 27.83-22.49= 59.88+89.12= 44.26-9.41= 53.

5、47-8.35= 63.74-43.85= 29.97+5.40= 42.2 7.4 8.94 0. 45 10.3 0.8 44.5 0. 32 4.9 95.8 2.12 0.25 31.22.4= 4.140.23=28.80.18= 66525= 81651= 93031= 易错：31.44+74.42= 90.45-26.10= 96.86+4.74= 26.76-5.14= 44.52+50.26= 77.63+30.37=42.26.4= 49.92= 61.48= 26.95.7= 31.90.68= 6.24 1.7 722.4= 6.40.16=8.60.43= 7.21.

6、8= 8.40.21= 8.81.4=易错：77.37-54.94= 38.51+79.77= 74.17-19.69= 69.89-66.28= 71.22+81.64= 76.97+37.85=4.50.24= 90.66.6= 92.13.5= 5.18.68=5.756.5= 9.240.87= 11.915= 21.3424=39.61.2= 9.520.28= 327.68.4= 14.4 0.24 =易错：53.06+56.27= 20.35-7.28= 92.58-17.55= 47.06+54.13= 91.51-43.45= 75.90-6.47= 6.34.94= 73.

7、10.45= 83.28.8= 20.57.6= 4.90.96= 14.19.5= 40.6 2.9 = 41.6 0.52 = 72.5 0.29 = 28.2 9.4 = 25.2 6.3 = 5.81 8.3 =易错:85.11-45.58= 75.49+48.79= 61.61-35.71= 10.74+63.08= 3.67+57.74= 55.60-1.94=7.919.5= 0.836.03=55.80.44= 0.177.35= 6.71.8= 6.532.9=8.2828.2= 5.10.3=2484= 16.50.15=0.361.8= 0.0540.9易错：86.17+

8、36.78= 81.90-46.65= 62.01+93.39= 94.06-86.58= 70.15+41.72= 87.65+5.80=34344= 2734= 1188= 75338= 88255= 37252=68.84 85.4416 67.515 289.918101.79 243.264易错：97.92-41.31= 76.30-64.15= 8.60+28.90= 60.28+61.35= 67.76+38.92= 97.66-65.88=0.062.12= 52.60.53= 3.16.01= 9058.2=4000.71= 405.69=16.828 15.6240.138

9、15 1.35270.41632 3.6452易错：47.72+78.70= 64.55+48.53=52.40-11.55= 72.69+50.67= 53.87+71.62= 67.35+0.46=8.570.54= 788.64= 3400.62= 9.87.99= 33.690= 685.64= 91.23.80.7560.1851.30.27 260.132101.42.6880.56易错：42.12+42.38= 35.31+11.15= 87.24-27.17= 91.26+68.02= 51.73+63.48= 81.24+25.03= 48.60.45= 1.29.96= 0

10、.098.49= 39.40.46=35.70.83= 98.86.8= 10.62525 126451025 2.77.5150.06 25.60.032易错：25.69-14.35= 40.65+73.36= 19.29-16.49= 82.97-46.39=95.79-33.17= 60.54-44.92=9.78.92= 1.99.74= 3.64.26= 22.76.9=o.6947.2= 7.23.08= 6.978.44= 7.173.06=1.623.29= 4.811.49=8.742.87= 7.729.76=易错：1.13+91.92= 89.78+99.40= 70.9

11、6-57.08= 52.80+80.83= 96.19+90.85= 84.04-28.24=5.30.28= 30.55= 59.6= 0.944.79= 78.52.9= 0.7439=1.411.43=50.21=5.920.09= 5.572.06=6.815.92=9.556.44=易错：4.33+12.62= 3.26+21.83= 12.21+32.10= 98.33-73.76= 42.79+99.80= 94.46+58.81=64.60.70= 0.434.04= 78.04= 5.719.3= 68.95.7= 98.50.15= 0.857.72=4.958.81=5.

12、095.73= 7.059.88=7.747.49=1.971.43=易错：18.62+12.88= 98.73+45.99= 49.86+72.29= 6.87+48.13= 69.08+88.05= 64.81-34.64=27973= 3922=96674= 77956= 24491= 66139=6.892.87=0.936.28=2.88.77= 1.741.57=2.681.77=5.764.98=易错：76.56+39.58= 55.10+33.07= 36.28+54.03= 82.87-49.76= 24.53+98.23= 93.55-17.71=13.70.23= 8.1

13、9.4= 0.767.82= 0.2014.8= 8.15.22= 0.0645.8=7.460.8=0.760.59=1.067.95= 7.44.93=3.418.18=8.171.41=易错:43.09-9.57= 23.86+73.66= 34.14+45.89= 63.64-7.44= 96.76-8.10= 23.05+29.20=5.935.1= 51.10.84= 65.40.15= 87.47.5= 0.524.9= 0.4938.3=6.722.27=5.72.54=3.658.37= 9.023.18=4.782.96=7.667.4=易错：98.89-1.69= 28.

14、80+38.82= 64.10-28.04= 39.79-28.85= 86.79+69.44= 94.26+84.65=52462= 19733= 15434= 58535= 46908= 66752= 5.958.8=6.681.12=4.714.03= 0.89.21=8.386.81=9.272.77=易错：43.09-9.57= 23.86+73.66= 34.14+45.89= 63.64-7.44= 96.76-8.10= 23.05+29.20=7.389.7= 89.84.9= 30.60.53= 0.1426.1= 43.88.7= 8.87.7= 3.181.61=3.7

15、24.25=9.173.67=7.743.27=4.662.46=8.252.79=易错：65.83-51.94= 49.14+47.67=85.72+91.06= 52.35-23.10= 7.49+72.64= 71.58+16.70=6.58.44= 0.9474.8= 60.93.6= 0.05624= 57.12.1= 0.3527.8= 4.928.87=8.270.2=7.746.5=7.77.08=9.982.43=6.762.95=易错：26.97+7.08= 93.20-68.63= 94.67-37.65= 53.68+89.33= 67.97-60.08= 68.37+

16、89.99= 5.762.7= 81.20.75= 6.130.8= 3412.5= 69.511= 0.531.7= 9.536.84=3.380.07=9.137.84=5.898.64=1.612.73=5.439.6=易错：13.49+7.75= 93.60-40.86= 18.17+40.60= 42.99-1.74= 37.39+82.92= 29.51+33.12=3.30.36= 8.179.1= 0.945.6= 9.585.8= 2.30.75= 63.754= 2.851.55=6.097.39=8.053.81=6.124.36=0.930.67=0.61.93=易错：19.50-16.29= 70.51+83.58= 55.81+80.78= 17.36-10.29= 54.74+6.68= 69.70-39.13=6.62.37= 18.482= 0.1266.5= 625.86= 7.36.35= 3069.3= 6.722.27=5.72.54=3.658.37= 9.023.18=4.782.96=7.667.4=易错:48.34-8.81= 38.72-12.02= 98.94+24.84= 73.97-26.31=66.90+20.97= 18.83+65.17=9.30.44= 0.24560= 56.74.9=