Question

5 packets of different sizes have a total mass of 800g find their average mass.
Ms. Sue
You have 2 numbers. Do you think you should
add?
subtract?
multiply?
divide?

Which produces a reasonable answer?
fizz
no,subtract.(thats what i think)
Ms. Sue
Do you mean 800 - 5 = 795

That is not a reasonable answer. Try again.
fizz
OOHHH DIVISION
Ms. Sue
Yes, division!
fizz
hurray thanks star