Question

(2 7/12 - 1 11/18) *1,44-0,4

Answer 1

(2 7/12-1 11/18)*1,44-0,4=1
1)2 7/12-1 11/18=35/36
2)35/36*144/100=1 2/5=7/5=1,4
3)1,4-0,4=1