Question

вычичлите: (-6 1/3+4 2/3)-(7,6 -12,4)

Answer 1

(-6 1/3+4 2/3)-(7,6 -12,4) = 3 2/15

1)-6 1/3+4 2/3=- 5 3/3-1/3+4 2/3=-5 4/3+4 2/3=-1 2/3
2) 7,6 -12,4=- 4,8
3) -1 2/3 - (-4,8)=4 4/5-1 2/3=4 12/15 - 1 10/15=3 2/15