Question

Помогите СРОЧНО!!!!
Номер 504:
(3/4-1/2)*5
(1/4-1/12)*5
(1/4+1/6):10

Answer 1

(3/4-1/2)*5=(3/4-2/4)*5=1/4*5=5/4=1 1/4 (1/4-1/12)*5=(3/12-1/12)*5=2/12*5=10/12 (1/4+1/6):10=(3/12+2/12):10=5/12:10=5/120=1/24

Answer 2

спасибо огромное!!!

Answer 3

(3/4-1/2)*5=(3/4-2/4)*5=1/4*5=5/4    (1/4-1/12)*5=(3/12-1/12)*5=2/12*5=1/6*5=5/6    (1/4+1/6):10=(3/12-2/12):10=1/12*1/10=1/120

Answer 4

(в 3 задании описка, в скобках + ) 5/12:10=5/120=1/24