Question

ayudame con esto es para hoy plis​

Answer 1

1) 40/27 + 20/42 = 40/27 + 10/21 = 280/189 + 90/189 = 370/90 = 185/45 = 37/9

2) 8/15 - 18/24 = 8/15 - 3/4 = 32/60 - 45/60 = -13/60

3) 6/6 + 2/8 = 1 + 1/4 = 5/4