1/2+3/4+5/6+7/8 pls help me
12 + 18+ 20+ 21= 7171/20 = 3 11/20
1/2 = 12/243/4 = 18/245/6 = 20/247/8 = 21/2412/24 + 18/24 + 20/24 + 21/24 = 71/24