This math topic focuses on simplifying fraction addition problems involving mixed numbers and changing one denominator to create common denominators. It challenges learners to consider various combinations of denominators and numerators that allow two fractions to be added correctly. Each question presents a fraction addition setup and requires selecting the correctly simplified equivalent fractions from multiple choices. This helps build skills in fraction simplification and understanding how to find common denominators to facilitate the addition of fractions.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

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Fraction Addition - Problem Simplification - Mixed - One Changed Denominator Worksheet

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Fraction Addition - Problem Simplification - Mixed - One Changed Denominator
1
Set up this fraction addition problem correctly
A LaTex expression showing 12 over 3 + 1 over 9
a A LaTex expression showing 16 over 9 + 1 over 9
b A LaTex expression showing 12 over 9 + 1 over 9
c A LaTex expression showing 2 + 1 over 9
2
Set up this fraction addition problem correctly
A LaTex expression showing 21 over 2 + 15 over 6
a A LaTex expression showing 23 over 6 + 2
b A LaTex expression showing 23 over 6 + 15 over 6
c A LaTex expression showing 27 over 14 + 110 over 14
3
Set up this fraction addition problem correctly
A LaTex expression showing 31 over 2 + 21 over 4
a A LaTex expression showing 4 + 21 over 4
b A LaTex expression showing 34 over 12 + 23 over 12
c A LaTex expression showing 32 over 4 + 21 over 4
4
Set up this fraction addition problem correctly
A LaTex expression showing 31 over 5 + 14 over 15
a A LaTex expression showing 33 over 15 + 1
b A LaTex expression showing 36 over 15 + 14 over 15
c A LaTex expression showing 33 over 15 + 14 over 15
5
Set up this fraction addition problem correctly
A LaTex expression showing 31 over 7 + 3 over 14
a A LaTex expression showing 32 over 14 + 3 over 14
b A LaTex expression showing 315 over 105 + 21 over 105
c A LaTex expression showing 37 over 56 + 12 over 56
6
Set up this fraction addition problem correctly
A LaTex expression showing 31 over 5 + 25 over 10
a A LaTex expression showing 32 over 10 + 26 over 10
b A LaTex expression showing 32 over 10 + 25 over 10
c A LaTex expression showing 31 over 10 + 25 over 10
7
Set up this fraction addition problem correctly
A LaTex expression showing 11 over 7 + 2 over 21
a A LaTex expression showing 121 over 168 + 16 over 168
b A LaTex expression showing 13 over 21 + 3 over 21
c A LaTex expression showing 13 over 21 + 2 over 21
8
Set up this fraction addition problem correctly
A LaTex expression showing 22 over 3 + 1 over 9
a A LaTex expression showing 220 over 30 + 3 over 30
b A LaTex expression showing 26 over 9 + 2 over 9
c A LaTex expression showing 26 over 9 + 1 over 9