Xavier goes to the store with $40. he spend $38.40 on 13 bags of popcorn.

question 1-- what is the situation
question 2- what are the quantities in the situation
question 3- what mathematics questions could we
question 4- answer any question?

throw the computer

step-by-step explanation:

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.

37 = ending with 7

unit's digit in the cube..3

56 = ending with 6

unit's digit in the cube..2

133 = ending with

unit's digit in the cube..7

hope it : ( : )