Leochavez080408go Leochavez080408go Mathematics Answered Which expression is equivalent to 64.63? • (6-6-6-6)+ (6-6-6) (6+6+6+6)-(6+6+6) (6-6-6-6)-(6-6-6) (6-6-6-6-6)-(6-6-6-6)