This math topic focuses on advanced techniques in subtracting fractions with mixed numbers and changing denominators. It includes simplifying problems that require making denominators equivalent for accurate subtraction. This involves finding the least common denominator and converting each fraction appropriately before performing subtraction. Each problem presents a fraction subtraction question accompanied by multiple choices for the correctly set up operation, emphasizing step-by-step problem setup and solution strategies. The overarching goal is to enhance understanding and capabilities in handling mixed fractions in subtraction scenarios, refining skills required to deal with complex fractional arithmetic.

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

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

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Fraction Subtraction - Problem Simplification - Mixed - Two Changed Denominators
1
Set up this fraction subtraction problem correctly
A LaTex expression showing 12 over 11 - 1 over 3
a A LaTex expression showing 52 over 44 - 11 over 44
b A LaTex expression showing 39 over 33 - 11 over 33
c A LaTex expression showing 39 over 33 - 22 over 33
2
Set up this fraction subtraction problem correctly
A LaTex expression showing 31 over 2 - 23 over 7
a A LaTex expression showing 49 over 14 - 34 over 14
b A LaTex expression showing 28 over 8 - 19 over 8
c A LaTex expression showing 56 over 14 - 34 over 14
3
Set up this fraction subtraction problem correctly
A LaTex expression showing 31 over 3 - 13 over 7
a A LaTex expression showing 91 over 28 - 40 over 28
b A LaTex expression showing 70 over 21 - 30 over 21
c A LaTex expression showing 80 over 24 - 33 over 24
4
Set up this fraction subtraction problem correctly
A LaTex expression showing 11 over 2 - 7 over 11
a A LaTex expression showing 33 over 22 - 14 over 22
b A LaTex expression showing 18 over 12 - 7 over 12
c A LaTex expression showing 33 over 22 - 16 over 22
5
Set up this fraction subtraction problem correctly
A LaTex expression showing 33 over 7 - 11 over 2
a A LaTex expression showing 9 over 2 - 3 over 2
b A LaTex expression showing 50 over 14 - 21 over 14
c A LaTex expression showing 48 over 14 - 21 over 14
6
Set up this fraction subtraction problem correctly
A LaTex expression showing 31 over 2 - 2 over 5
a A LaTex expression showing 35 over 10 - 4 over 10
b A LaTex expression showing 35 over 10 - 6 over 10
c A LaTex expression showing 50 over 15 - 6 over 15
7
Set up this fraction subtraction problem correctly
A LaTex expression showing 31 over 2 - 3 over 7
a A LaTex expression showing 70 over 21 - 9 over 21
b A LaTex expression showing 49 over 14 - 6 over 14
c A LaTex expression showing 56 over 14 - 6 over 14
8
Set up this fraction subtraction problem correctly
A LaTex expression showing 31 over 2 - 14 over 5
a A LaTex expression showing 35 over 10 - 18 over 10
b A LaTex expression showing 16 over 5 - 9 over 5
c A LaTex expression showing 21 over 6 - 10 over 6