(3 / 4 minus 1 / 2) × (1 / 3 + 1 / 4) =? [to calculate the process]

(3 / 4 minus 1 / 2) × (1 / 3 + 1 / 4) =? [to calculate the process]

(3 / 4 minus 1 / 2) × (1 / 3 + 1 / 4)
=(3 / 4 minus 2 / 4) × (4 / 12 + 3 / 12)
=(1 / 4) × (4 / 12 + 3 / 12)
=(1 / 4) × (7 / 12)
=7/48