1.4
14, 28, 42, 56, 70, 84, 98, 112, 126, 140 +14 . . .
98 divided by 5 is 19.6
98
The GCF is 14.
14 is the GCF of 70, 98 and 168.
0.1122
1.96
14
21.7778
0.1137
The least common multiple of 70, 98 and 100 is 4900.
98/70 = 118/70 = 19/35 which is the simplest form.