Reducing
GCF
LCM
Subtracting
Adding
100
4/8
1/2
100
4,12
4
100
4,8
8
100
11/12-5/12
1/2
100
4/8+1/2
1
200
27/30
9/10
200
8,16
8
200
16,64
64
200
76/87-15/87
61/87
200
16/32+45/64
1 13/64
300
33/60
11/20
300
24,48,72
24
300
32,128
128
300
56/151-5/151
51/151
300
56/56+100/100
2
400
135/300
3/10
400
6,18,30
6
400
12,24,36,48
48
400
101/500-2/500
99/500
400
356/500+401/500
1 257/500
500
555/1000
111/200
500
5,10,15,20,25
5
500
6,24,36
36
500
555/1000-20/500
103/200
500
256/1000+46/500
199/500
M
e
n
u