Answer:
22 cards
Step-by-step explanation:
Set up a ratio.




Check: Add 22 to 39. 22+29=51
34/51 = 2/3
Have a great day
Subtracting a negative integer is the same as adding a positive integer. Adding a positive integer to any number always makes the answer larger than the original number. Therefore, if you subtract one negative integer from another your answer will be always be *greater* than the integer you started with.