SOLUTION: Please help me, I have forgot how to do addition with mixed numbers. I need help making a word problem with addition mixed numbers and the solution is 12.

Question 516821: Please help me, I have forgot how to do addition with mixed numbers. I need help making a word problem with addition mixed numbers and the solution is 12.
Found 2 solutions by richard1234, MathTherapy:
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
Convert the mixed number into an improper fraction (e.g. 4 1/3 = 13/3). Before you add, make sure the fractions have the same denominator. If so, simply add (or subtract). If not, find the LCM and rewrite the fractions as necessary, then add or subtract.
Answer by MathTherapy(10552) (Show Source): You can put this solution on YOUR website!
Please help me, I have forgot how to do addition with mixed numbers. I need help making a word problem with addition mixed numbers and the solution is 12.

Pauline wants to make cookies for her children. She has all the necessary ingredients but fear that she doesn't have enough flour to bake them. She checks and realizes that she has a bag with lbs of flour, and another bag with lbs of flour. How many lbs of flour, in all does she have to bake the cookies?

Since she has lbs and lbs, we need to add the 2 amounts to see how many lbs, in total she has

Change each mixed number's fraction into a fraction with the same denominator. In this case, the denominators are the same so no changes are necessary

..

+

Adding the two mixed numbers with the same denominator gives us , or 11 + 1, or , or

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