Question

3/5 *(4/21+2/7) 3-1/10:2/15

Answer 1

3/5 • (4/21+2/7)3-1/10:2/15
3/5 • 10/21 •3 - 1/10 • 15/2
2/7 • 3 - 1/2 •3/2
6/7-3/4
3/28 = 0,107143