I'm going to tackle the other cards now before I forget one day!!
I've got it!
Card Number: 2
I choose numbers: 2, 5, 10, 14
I've got it!
Card Number: 3
I choose numbers: 1, 4, 8, 12
I've got it!
Card Number: 4
I choose numbers: 4, 7, 11, 14
I've got it!
Card Number: 5
I choose numbers: 3, 4, 10, 16
I've got it!
Card Number: 6
I choose numbers: 3, 9, 12, 15
I've got it!
Card Number: 7
I choose numbers: 1, 7, 12, 16