This math topic focuses on advanced fraction addition and subtraction, specifically honing skills in adding fractions with different denominators. Problems require setting up fraction addition expressions by generating equivalent fractions. Each question presents a fraction addition problem and multiple choice answers showing various ways of expressing the fractions adjust to a common denominator. This helps in practicing and reinforcing the understanding of adding fractions by finding least common multiples and adjusting fractions accordingly.

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

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Fraction Addition - Problem Simplification - Mixed - Two Changed Denominators Worksheet

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Fraction Addition - Problem Simplification - Mixed - Two Changed Denominators
1
Set up this fraction addition problem correctly
A LaTex expression showing 21 over 2 + 1 over 7
a A LaTex expression showing 24 over 8 + 1 over 8
b A LaTex expression showing 27 over 14 + 2 over 14
c A LaTex expression showing 21 over 7 + 1 over 7
2
Set up this fraction addition problem correctly
A LaTex expression showing 31 over 5 + 1 over 11
a A LaTex expression showing 311 over 55 + 10 over 55
b A LaTex expression showing 322 over 55 + 5 over 55
c A LaTex expression showing 311 over 55 + 5 over 55
3
Set up this fraction addition problem correctly
A LaTex expression showing 21 over 3 + 1 over 7
a A LaTex expression showing 27 over 21 + 3 over 21
b A LaTex expression showing 27 over 21 + 6 over 21
c A LaTex expression showing 214 over 21 + 3 over 21
4
Set up this fraction addition problem correctly
A LaTex expression showing 31 over 2 + 1 over 3
a A LaTex expression showing 33 over 6 + 4 over 6
b A LaTex expression showing 33 over 6 + 2 over 6
c A LaTex expression showing 4 + 2 over 6
5
Set up this fraction addition problem correctly
A LaTex expression showing 11 over 2 + 1 over 5
a A LaTex expression showing 11 over 5 + 1 over 5
b A LaTex expression showing 2 + 2 over 10
c A LaTex expression showing 15 over 10 + 2 over 10
6
Set up this fraction addition problem correctly
A LaTex expression showing 31 over 11 + 1 over 5
a A LaTex expression showing 35 over 60 + 12 over 60
b A LaTex expression showing 35 over 55 + 11 over 55
c A LaTex expression showing 310 over 55 + 11 over 55
7
Set up this fraction addition problem correctly
A LaTex expression showing 11 over 7 + 1 over 2
a A LaTex expression showing 11 over 2 + 1 over 2
b A LaTex expression showing 14 over 14 + 7 over 14
c A LaTex expression showing 12 over 14 + 7 over 14
8
Set up this fraction addition problem correctly
A LaTex expression showing 31 over 5 + 1 over 7
a A LaTex expression showing 37 over 35 + 10 over 35
b A LaTex expression showing 31 over 7 + 1 over 7
c A LaTex expression showing 37 over 35 + 5 over 35