7, 14, 21, 28, 35
21, 42, 63, 84 and 105
12, 24, 36, 48, 60, 72
Factors of 21 = 1, 3, 7, 21 Multiples of 21: 21, 42, 63, 84, 105, 126, 147 +21 . . .
The first 10 multiples of 5 are: 5, 10, 15, 20, 25, 30, 35, 40, 45, and 50.The first 10 multiples of 7 are: 7, 14, 21, 28, 35, 42, 49, 56, 63, and 70.
8, 16, 24, 32, 40
The first five multiples of 21 are: 21, 42, 63, 84, 105.
The first 5 multiples of 21 are: 21, 42, 63, 84, and 105.
Five multiples of 42 are 1, 2, 6, 7, 21, 42.
They are 4, 8, 12.
They are 3696, 7392 and 11088.
210, 420, 630, 840, 1050 Five common multiples. Only one can be least.
7, 14, 21, 28, 35.
7, 14, 21, 28, 35
7, 14, 21, 28, 35
The are: 3 9 15 21 and 27
7, 14, 21, 28 and 35.