The value of 0.5̅7̅ - 0.43̅2̅ + 0.35̅ is:
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 0.49̅8̅
0.5̅7̅ = 57/99.
0.43̅2̅ = (432 - 4)/990 = 428/990.
0.35̅ =(35 - 3)/90 = 32/90.
0.5̅7̅ - 0.43̅2̅ + 0.35̅ = 57/99 - 428/990 + 32/90
= (570 - 428 + 352)/990
= (494)/990 = 0.49̅8̅.