Pa answerr fleasee mwahh

Answer:
9. 1 16/21
10. 2 19/24
Step-by-step explanation:
9. 17/7 - 2/3 = 17(3)-2(7)/21
= 51-14/21
= 37/21
= 1 16/21
10. 11/3 - 7/8 = 11(8)-7(3)/24
= 88-21/24
= 67/24
= 2 19/24