Question

2/5 + 4/5 + 1/2
please explain it​

Answer 1

Answer:1.7

Step-by-step explanation:

2/5+4/5+1/2

4+8+5/10

17/10

1.7

Answer 2

Answer:

Step-by-step explanation: 2/5+4/5+1/2

2/5×2/2+4/5×2/2 +1/2×5/5

= 4/10+8/10+5/10

= 17/10 or 1.7