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Fraction Subtraction - Problem Simplification - Basic - One Changed Denominator (Level 2)

This math topic focuses on simplifying fraction subtraction with one denominator that needs to be changed. The objective is to correctly set up a variety of fraction subtraction problems which require the adjustment of one denominator so that the fractions can be subtracted. This involves understanding and applying the concept of equivalent fractions. This subject is part of a broader unit exploring the introduction of fraction addition and subtraction.

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

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Sub. Problem Simplification - Basic - One Changed Denominator

Complete these online problems with 80% or 4 correct answers in a row. Results are immediate.


Set up this fraction subtraction problem correctly

12−26\frac{1}{2} - \frac{2}{6}

Fraction Subtraction - Problem Simplification - Basic - One Changed Denominator Worksheet

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Math worksheet on 'Fraction Subtraction - Problem Simplification - Basic - One Changed Denominator (Level 2)'. Part of a broader unit on 'Fraction Addition and Subtraction - Practice' Learn online: app.mobius.academy/math/units/fractions_addition_and_subtraction_practice/
1
Set up this fraction subtraction problem correctly
A LaTex expression showing 2 over 3 - 1 over 6
a A LaTex expression showing 14 over 21 - 3 over 21
b A LaTex expression showing 4 over 6 - 1 over 6
c A LaTex expression showing 6 over 12 - 2 over 12
d A LaTex expression showing 6 over 6 - 1 over 6
e A LaTex expression showing 2 over 6 - 1 over 6
f A LaTex expression showing 4 over 6 - 2 over 6
2
Set up this fraction subtraction problem correctly
A LaTex expression showing 2 over 3 - 1 over 9
a A LaTex expression showing 6 over 9 - 2 over 9
b A LaTex expression showing 9 over 9 - 1 over 9
c A LaTex expression showing 2 over 9 - 1 over 9
d A LaTex expression showing 18 over 36 - 4 over 36
e A LaTex expression showing 6 over 9 - 1 over 9
f A LaTex expression showing 20 over 30 - 3 over 30
3
Set up this fraction subtraction problem correctly
A LaTex expression showing 2 over 5 - 1 over 10
a A LaTex expression showing 4 over 10 - 2 over 10
b A LaTex expression showing 10 over 30 - 3 over 30
c A LaTex expression showing 2 over 10 - 1 over 10
d A LaTex expression showing 22 over 55 - 5 over 55
e A LaTex expression showing 6 over 10 - 1 over 10
f A LaTex expression showing 4 over 10 - 1 over 10
4
Set up this fraction subtraction problem correctly
A LaTex expression showing 1 over 7 - 2 over 14
a A LaTex expression showing 2 over 14 - 2 over 14
b A LaTex expression showing 4 over 14 - 2 over 14
c A LaTex expression showing 15 over 105 - 14 over 105
d A LaTex expression showing 2 over 14 - 3 over 14
e A LaTex expression showing 7 over 56 - 8 over 56
f A LaTex expression showing 1 over 14 - 2 over 14
5
Set up this fraction subtraction problem correctly
A LaTex expression showing 1 over 3 - 2 over 9
a A LaTex expression showing 3 over 9 - 3 over 9
b A LaTex expression showing 9 over 36 - 8 over 36
c A LaTex expression showing 3 over 9 - 2 over 9
d A LaTex expression showing 1 over 9 - 2 over 9
e A LaTex expression showing 6 over 9 - 2 over 9
f A LaTex expression showing 10 over 30 - 6 over 30
6
Set up this fraction subtraction problem correctly
A LaTex expression showing 1 over 3 - 3 over 9
a A LaTex expression showing 3 over 9 - 3 over 9
b A LaTex expression showing 9 over 36 - 12 over 36
c A LaTex expression showing 1 over 9 - 3 over 9
d A LaTex expression showing 10 over 30 - 9 over 30
e A LaTex expression showing 3 over 9 - 4 over 9
f A LaTex expression showing 6 over 9 - 3 over 9
7
Set up this fraction subtraction problem correctly
A LaTex expression showing 1 over 2 - 3 over 6
a A LaTex expression showing 7 over 14 - 6 over 14
b A LaTex expression showing 2 over 6 - 3 over 6
c A LaTex expression showing 3 over 6 - 4 over 6
d A LaTex expression showing 3 over 6 - 3 over 6
e A LaTex expression showing 6 over 6 - 3 over 6
f A LaTex expression showing 1 over 6 - 3 over 6