I cant directly give u the answer but here is some help:
for part a add up and solve the equazions on the whiteboard.
for part b subtract 90 from what you got from part a.
Hope this helps. Sorry i couldnt help more.
Answer:
0.0879% would be the correct answer.
Step-by-step explanation:
You would take .000879 and multiply it by 100
Answer:
2 3/5 x 3 1/3 = 26/3 = 8 2/3
We are simplifying this so they are easier to add in your head.
87+33 is easier math to do in your head
so our new estimated number would be 120
