28
2*14=28
4*7 = 28
7*4=28
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1 is the least common factor of the number 2, number 4 and number 7. 28 is the least common multiple of the number 2, number 4 and 7.
Number is 11.1 (+1) 2 (+2) 4 (+3) 7 (+4) 11 (+5) 16 ...
2-1 = 1 4-2 = 2 7-4 =3 x-7 = 4 -> x = 11 So: 1, 2, 4, 7, 11, 16, 22 etc.
It is: 7/2 = 3.5 and rounded to a whole number it is 4
-2 is greater than -4