Answer :
Answer:
80% decrease
Step-by-step explanation:
30 divided 6 is 5 so 1/5 of the students came back 1/5=20% 100%-20% and there is your decrease :)
Answer:
80% decrease
Step-by-step explanation:
30 divided 6 is 5 so 1/5 of the students came back 1/5=20% 100%-20% and there is your decrease :)