explain 1/3-11/18
Let's calculate: 13 -1118
ⓘTo add fractions, put them over the same denominator, then add the numerators
1×6 -1118
ℹ1×6 = 6
6 -1118
ⓘThe numerator and the denominator are computed before the division: 6 -11 = -5
▶Result:   -518
The numeric value of: -518 equals:
▷ ≈ -0.2778