выполните действия : 1/3* (2 2/15*6 1/4-5 1/3*1 1/8)+4 5/9

Question

выполните действия : 1/3* (2 2/15*6 1/4-5 1/3*1 1/8)+4 5/9

Answer 1

1/3* (2 2/15*6 1/4-5 1/3*1 1/8)+4 5/9=63/9=7
1)2 2/15*6 1/4=32/15*25/4=40/3
2)5 1/3*1 1/8=16/3*9/8=6/1
3)40/3-6/1=40-18/3=22/3
4)1/3*22/3=22/9
5)22/9+41/9=22+41/9=63/9