D19小学四年级数学上下册小数连加连减计算练习题库电子版有答案共32页1280题
小数连加连减
1.20.5+29.05-8=1.96.01+45.7-119=
2.65.2-55.21+7.4=2.97.34-49+5.49=
3.25.2+60.43+46=3.6.3+51.94+30.1=
4.3.55-2.5-0.09=4.79.7-51-0.44=
5.77.44+32.64-29.7=5.45.9+3.3-12.3=
6.87.11-7.9+29.3=6.91.6-82.75+99.03=
7.18.89+93.93+34=7.73.97+86.34+26.2=
8.37.9-20.89-12=8.99.3-99.1-0.08=
9.64.05+93.3-75=9.73.31+84.1-49=
10.18.9-5.4+60.6=10.71.4-48+60.5=
11.11.6+31+38.7=11.51.88+78.1+124=
12.52.3-25.3-0.97=12.11.2-4-5.92=
13.13.3+48.2-31=13.41+18.45-37.4=
14.79.58-15.3+21.6=14.10.8-7+6.34=
15.77.6+74.3+90=15.63.12+12.5+21.1=
16.6.13-5-1.08=16.0.3-0.3-0=
17.88+19.3-47=17.67.1+83.5-149=
18.10.06-7+85.37=18.56.04-31+73.19=
19.85.4+81.73+88=19.38.86+24.29+28.9=
20.82.05-10.5-63.1=20.29.99-13.8-14.8=
16.5.8-1-3.26=16.52.05-30.8-17.7=
17.51.8+21.8-54.4=17.9.13+87.59-60.2=
18.77.9-17.19+56.3=18.85.4-4+40.9=
19.94.17+46.91+56.3=19.82.6+13.29+48=
20.57.99-40.63-5.63=20.79.73-56.63-12.2=
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