Rule: divide numerator by denominator, or make an equivalent fraction with denominator 10, 100, or 1000.

Fraction	=	14/5
Make an equivalent fraction with denominator 10: multiply numerator and denominator by 2. 14/5 = (14 x 2)/(5 x 2) = 28/10.
As decimal	=	28/10 = 2.8