100道,简单一些
第1个回答 2009-05-26
小数的加减只需把小数点对整齐,按照整数加减一样计算.3.14+5.68=
5.99+0.59=
2.59+6.14=
48.5+586.5=
369.2+153.5=
59.3+15.3=
59.3+95.86=
2.6+l.4=
1.9+0.8l=
0.58+0.42=
1.63—1.23=
0.9-0.25=
9.9—0.01=
4—2.3=
3.2一1.7=
7.05-0.05=
0.78—0.38=
3.5十5.5=
5.5—3.9=
8.42+9.48=
42.56+3.124=
91.26-30.35=
8.6+5.6=
15.6十0.237=
80-52.l=
7.35—1.41=
18.51-9.03=
IO.27十0.78=
24.6一3.98=
32+6.4=
15.5十26.5=
64.3一18.75=
15.7一11.25=
8.6+5.6=
18.51-9.03
5.99+0.59=
2.59+6.14=
48.5+586.5=
369.2+153.5=
59.3+15.3=
59.3+95.86=
2.6+l.4=
1.9+0.8l=
0.58+0.42=
1.63—1.23=
0.9-0.25=
9.9—0.01=
4—2.3=
3.2一1.7=
7.05-0.05=
0.78—0.38=
3.5十5.5=
5.5—3.9=
8.42+9.48=
42.56+3.124=
91.26-30.35=
8.6+5.6=
15.6十0.237=
80-52.l=
7.35—1.41=
18.51-9.03=
IO.27十0.78=
24.6一3.98=
32+6.4=
15.5十26.5=
64.3一18.75=
15.7一11.25=
8.6+5.6=
18.51-9.03
第2个回答 2009-05-26
2.6+l.4= 1.9+0.8l= 0.58+0.42= 1.63—1.23=
0.9-0.25= 9.9—0.01= 4—2.3= 3.2一1.7=
7.05-0.05= 0.78—0.38= 3.5十5.5= 5.5—3.9=
8.42+9.48= 42.56+3.124= 91.26-30.35= 8.6+5.6=
15.6十0.237= 80-52.l= 7.35—1.41= 18.51-9.03=
IO.27十0.78= 24.6一3.98= 32+6.4= 15.5十26.5=
64.3一18.75= 15.7一11.25= 8.6+5.6= 18.51-9.03
0.9-0.25= 9.9—0.01= 4—2.3= 3.2一1.7=
7.05-0.05= 0.78—0.38= 3.5十5.5= 5.5—3.9=
8.42+9.48= 42.56+3.124= 91.26-30.35= 8.6+5.6=
15.6十0.237= 80-52.l= 7.35—1.41= 18.51-9.03=
IO.27十0.78= 24.6一3.98= 32+6.4= 15.5十26.5=
64.3一18.75= 15.7一11.25= 8.6+5.6= 18.51-9.03
第3个回答 2009-05-26
3.14+5.68=
5.99+0.59=
2.59+6.14=
48.5+586.5=
369.2+153.5=
59.3+15.3=
59.3+95.86=本回答被网友采纳
5.99+0.59=
2.59+6.14=
48.5+586.5=
369.2+153.5=
59.3+15.3=
59.3+95.86=本回答被网友采纳
第4个回答 2009-05-26
1.1+1.1