(3/4+1/6)*3+(5/6-1/2):2/9 (1 1/5 + 2 3/10):1/2+(6 3/4- 2 2/3): 1 1/6

Question

(3/4+1/6)*3+(5/6-1/2):2/9

(1 1/5 + 2 3/10):1/2+(6 3/4- 2 2/3): 1 1/6

Answer 1

(3/4+1/6)*3+(5/6-1/2):2/9=17/4 (4целых 1/4)
2 щяс напишу

Comments

(1 1/5+2 3/10):1/2+(6 3/4-2 2/3):1 1/6 =10 1\2
1)1 1\5+2 3\10=1 2\10+2 3\10=3 5\10=3 1\2
2)6 3\4-2 2\3=6 9\12-2 8\12=4 1\12
3)3 1\2:1\2=7\2*2\1=7
4)4 1\12:1 1\6=49\12*6\7=7\2=3 1\2
5)7+3 1\2=10 1\2