An eight grader has 18 coins in her pocket. The coins are all dimes and quarters. Their total value is 2.85. Find how much of each coin is in her pocket.

1 dimes and 9 quarters

Step-by-step explanation:

9 quarters = 2.75

1 dime = 10c

all together equals 2.85

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.