Question

resolva a expressao (3/2 - 2/5) + (5/4 - 2/3) 1+ (1/2 - 1/5) - (7/4 - 5/4)

Answer 1

(3/2 - 2/5) + (5/4 - 2/3) 1 + (1/2 - 1/5) - (7/4 - 5/4)

11/10 + (5/4 - 2/3) 1 + (1/2 - 1/5) - (7/4 - 5/4)

11/10 + (7/12) 1 + (1/2 - 1/5) - (7/4 - 5/4)

11/10 + (7/12) + (1/2 - 1/5) - (7/4 - 5/4)

101/60 + (1/2 - 1/5) - (7/4 - 5/4)

101/60 + 3/10 - (7/4 - 5/4)

119/60 - (7/4 - 5/4)

119/60 - 1/2

89/60 <------