Is 12/18 in lowest terms? is 11/13 in lowest terms?
is 7/9 in lowest terms?
is 3/15 in lowest terms?
is 10/15 in lowest terms?
is 9/15 in lowest terms?
is 5/8 in lowest terms?
is 7/21 in lowest terms?

Well..

Step-by-step explanation:

1. No

2. Yes

3. Yes

4. No

5. No

6. No

7. Yes

8. No

b

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.