2/5+1/4+2=? 0,4+0,25=?

Question

2/5+1/4+2=?
0,4+0,25=?

Answer 1

2/5+1/4+2=8/20+5/20+40/20=53/2=2,65
0,4+0,25=4/10+25/100=40/100+25/100=65/100=0,65