分数脱式:
1.1/3+3/4+1/5
2.3/8+8/3-1/2
3.5/6+1/12+3/4
6.19/8-1/2-3/4
7.7/25+3/10-2/5
10.8/15+7/3-8/5
142/3+1/6+3/24+2/21
52-(32+45)
78+18+19
97-(27-1021)
240400+12400-150400
23+59-23+59
186240+88240+252240
67+215+17+1315
89+14+19+34
23+59-23+59
7/8+(1/8+1/9)
9/7-(2/7–10/21)
1/2+3/4-3/10=19/20
2/9+5/6+1/3=25/18
4/5-3/10+2/3=7/6
1/2-3/4+3/8=1/8
5/6-1/3+3/10=1/5
7/12-5/24+2/3
1/2-1/3-1/6
4/7+5/11+5/7
5/8+2/11+9/11
17/24+5/12-11/24
11/12+1/6-5/24
5/6-5/7+1/6-1/7
4/5-(1/4+2/5)
1-1/4-3/4
5/7+5/9+2/7+4/9