Question

(6 1/15+1 8/15)-(8-4 2/15)=

Answer 1

(6 1/15+1 8/15)-(8-4 2/15)= 3 11/15

1)6 1/15+1 8/15 = 7 9/15
2)8-4 2/15 = 3 13/15
3)7 9/15 - 3 13/15 = 3 11/15

Answer 2

(61/15+18/15)-(8-42/15)=79/15-(120/15-42/15)=79/15-78/15=1/15