They are: 7 14 21 28 and 35
21 and 42 are.
28 and 56
The factors of 80 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80 Those which are multiples of 4 are: 4, 8, 16, 20, 40, 80
The Least Common Multiple (LCM) for 16 80 is 80.
Just 84.
12, 13, &14
Not all multiples of 40 are multiples of 80. Only the even multiples of 40 are also multiples of 80. The odd multiples, e.g. 40, 120, 200, 280, and 360, are not multiples of 80.
The only common multiple of 7 and 8 up to 80 is 56. The multiples of 7 up to 80 are: 7 x 1 = 7 7 x 2 = 14 7 x 3 = 21 7 x 4 = 28 7 x 5 = 35 7 x 6 = 42 7 x 7 = 49 7 x 8 = 56 7 x 9 = 63 7 x 10 = 70 7 x 11 = 77 The multiples of 8 up to 80 are: 8 x 1 = 8 8 x 2 = 16 8 x 3 = 24 8 x 4 = 32 8 x 5 = 40 8 x 6 = 48 8 x 7 = 56 8 x 8 = 64 8 x 9 = 72 8 x 10 = 80
84, 91 and 98
Multiples of 80 are 10 and 8
56, 63, 70, 77.
First multiples of 80 are 1 and 80
They are 63 70 and 77 which makes three of them
The first ten positive integer multiples of 80 are: 1 x 80 = 80 2 x 80 = 160 3 x 80 = 240 4 x 80 = 320 5 x 80 = 400 6 x 80 = 480 7 x 80 = 560 8 x 80 = 640 9 x 80 = 720 10 x 80 = 800
4,8,12,16,20
The multiples of 16 are 16, 32, 48, 64, 80, etc. The multiples of 20 are 20, 40, 60, 80, 100, etc. The common multiples of 16 and 20 are 80, 160, 240 and so on.