30 points a student answered the question, 3 1/2 ÷ 5 4/9. he got the answer 15 9/8. what did he do wrong.

He multiplied the whole numbers and  divided the fractions

Step-by-step explanation:

3 1/2 ÷ 5 4/9

change the mixed numbers to improper fractions

3 1/2 = (2*3 +1)/2 =7/2

5 4/9 = (9*5+4)/9 =49/9

7/2 ÷ 49/9

copy dot flip

7/2 * 9/49

rewrite

7/49 * 9/2

1/7 * 9/2

9/14

step- i d k and i d c : )

you: : 0

bye

the answer is: -22 also a

hope i

-lavira: )