explain 1/17-2/17
Let's calculate: 117 -217
ⓘTo add fractions, put them over the same denominator, then add the numerators
1 -217
ⓘThe numerator and the denominator are computed before the division: 1 -2 = -1
▶Result:   -117
The numeric value of: -117 equals:
▷ ≈ -5.8824×10-2