Question

Вычислите (11/15-1 9/10+5/18):0.9+0.1

Answer 1

1)11/15-1 9/10=66/90-171/90=-105/90
2)-105/90+5/18=-105/90+25/90=-80/90
3)-80/90:0.9=-80/90:180/90=-8/13
4)-8/13+0.1=80/130-13/130=-67/130