Question

Add / Subtract the following: 1) 2 1/5 + 1 2/5 2) 1 1/6 + 1 1/6 3) 81/100 - 31/100 4) 6 9/10 - 2 7)10​

Answer 1

Answer:

1. 21/5 - 12/ 5

= 21-12/5

= 9/5

2. 11/6+11/6

=11+11/6

= 22/6

3. 81/100-31/100

= 81-31/100

= 50 /100

= 1/2

4. I can't understand this problem