Identify common denominator: Identify the common denominator. Both fractions have the same denominator, 8, so no adjustments are needed for subtraction.
Subtract numerators: Subtract the numerators. 5−1=4.
Write as fraction: Write the result as a fraction over the common denominator. 84.
Simplify fraction: Simplify the fraction. 4/8 can be reduced to 1/2 by dividing the numerator and denominator by 4.