7=1÷5=6÷12=0
49=17×40=100-63=3
4=14-7
32×500=0
35=10-5
4=4÷20=3
5×200=1
75÷15=0
01×99=420÷35=25×12=135÷0
5=3/4+1/4=2+4/9=3-2/3=3/4-1/2=1/6+1/2-1/6=7
8)=7/8+3/8=3/10+1/5=4/5-7/10=2-1/6-1/3=0
51÷17=32
8+19=5
(1+1/2)(1+1/3)(1+1/4)
(1+1/100)2
(1-1/2)(1-1/3)(1-1/4)
(1-1/100)3
8+2-8+24
25*4/25*45
286+1987
314-2028
526+3019
223-9910
9-2456*2112
1/2×3/514
1001-9036÷1816
30×1/319
102*45-32820
2/3×1221
3/5×5/623
(50-12
2/5×1/325
6110*47+63926
1/2-1/627
2/1828
1/7×1/529