Answer:
33%
Step-by-step explanation:
So you Subtract 20.8 by 15.6 and you get 5.2.
Then you divide 5.2 by 15.6 getting you .33. Then you'll make it into a percentage getting you 33%. This could be wrong but let me know.
I hope this helps! ^^
Answer: d. He multiplied when he was supposed to divide
Step-by-step explanation:
He just multiplied across when he was supposed to divide (or cross multiply) to find the unit rate :)
Answer:
A = 800, B = 200, C = 400 Andy D = 400
Step-by-step explanation:
5-(-4)+2 should be the expression
Step 2! The reason for that is the student didnt multiplied (15-2z) with -2. But she should have!