Answer :
1. 1+7
2. 4-1
3. 3-2
4. 14+19
5. 10-6
6. 5-4
(that's how i understood it, hopefully this helps)
2. 4-1
3. 3-2
4. 14+19
5. 10-6
6. 5-4
(that's how i understood it, hopefully this helps)