Question

1/2+{[3:5/4-(1/2)^3]×(1+1/4)-1/8}:87/16-7^0
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Va rog mult dau coroana!
(/- inseamna supra)
Mersi

Answer 1

1/2+{[12/5-1/8]*5/4-1/8} : 87/16-1=1/2+(91/40*5/4-1/8):71/16= 1/2+91/32:71/16= 1/2 + 91/142= (71+91) /142= 162/142=81/71