7, 14, 21, 28, 35, 42, 49, 56
6 8 9 2 5 7
5 + 10+15+20=50 ans
The first 3 multiples of 7 are: 7, 14, and 21.
56
what is the first 8 multiples of 4
The common multiples of an set of numbers are the multiples of their lowest common multiple. lcm(7, 8, 9) = 504 → the first 3 common multiples of 7, 8, 9 are 504, 1008, 1512.
lcm(2, 7) = 14 → first 3 common multiples are: 14, 28, 42; lcm(2, 8) = 8 → first 3 common multiples are: 8, 16, 24; lcm(7, 8) = 56 → first 3 common multiples are: 56, 112, 168; lcm(2, 7, 8) = 56 → first 3 common multiples are: 56, 112, 168.
the first 7 multiples of 8 are 8 16 24 32 40 48 56.
6 8 9 2 5 7
168, 336, 504
56, 112, 168
168, 336, 504
These are the first 90 multiples of 7:714212835424956637077849198105112119126133140147154161168175182189196203210217224231238245152159266273280287294301308315322329336343350357364371378385392399406413420427434441448455462469476483490497504511518525532539546553560567574581588595602609616623630
168, 336, 504.
First Six Multiples of 8The first six multiples of 8 are: 8, 16, 24, 32, 40, and 48.
5 + 10+15+20=50 ans
The first 3 multiples of 7 are: 7, 14, and 21.