Friday

February 12, 2016
Posted by **Kenya Ruiz** on Thursday, February 28, 2008 at 4:54pm.

1 3/4 + 4/5 and 3 1/8 - 1 1/2

- Adv. Math -
**Ms. Sue**, Thursday, February 28, 2008 at 4:57pmWhen you add and subtract fractions, you need to use their common denominators.

1 3/4 + 4/5 = 1 15/20 + 16/20 = 1 31/20 = 2 11/20

Use the same method to solve your subtraction problem. We'll be glad to check your answer.

- Adv. Math -
**Kenya Ruiz**, Thursday, February 28, 2008 at 5:09pmThen does 3 1/8 - 1 1/2 = 2 3/8??

- Adv. Math -
**Ms. Sue**, Thursday, February 28, 2008 at 5:16pmNo. Sorry.

3 1/8 - 1 4/8 = 2 9/8 - 1 4/8 = ?

- Adv. Math -
**Kenya Ruiz**, Thursday, February 28, 2008 at 5:20pmOhhhhhh ok now i understand it you have to borrow from the whole number right?

- Adv. Math -

- Adv. Math -
- Adv. Math -
**Ms. Sue**, Thursday, February 28, 2008 at 5:22pmRight! :-)

- Adv. Math -
**Kenya Ruiz**, Thursday, February 28, 2008 at 5:22pmOhh ok thank you so much for your help =]

- Adv. Math -
**Ms. Sue**, Thursday, February 28, 2008 at 5:28pmYou're very welcome. :-)

- Adv. Math -

- Adv. Math -