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Fraction Addition - Problem Simplification - Mixed - One Changed Denominator (Level 3)

This math topic focuses on adding fractions, particularly those that require a common denominator. It involves problems where one or both fractions have their denominators changed to facilitate addition. Skills practiced include converting fractions to equivalent fractions with a common denominator and then adding the fractions correctly. The problems are structured with multiple-choice answers, allowing practice in not only performing the addition but also verifying the accuracy of the resulting fractions against possible solutions.

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

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Add. Problem Simplification - Mixed - One Changed Denominator

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


Set up this fraction addition problem correctly

167+4211\frac{6}{7} + \frac{4}{21}

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

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Math worksheet on 'Fraction Addition - Problem Simplification - Mixed - One Changed Denominator (Level 3)'. Part of a broader unit on 'Fraction Addition and Subtraction, Mixed - Intro' Learn online: app.mobius.academy/math/units/fractions_addition_and_subtraction_mixed_intro/
1
Set up this fraction addition problem correctly
A LaTex expression showing 26 over 7 + 9 over 14
a A LaTex expression showing 42 over 14 + 9 over 14
b A LaTex expression showing 300 over 105 + 63 over 105
c A LaTex expression showing 34 over 14 + 9 over 14
d A LaTex expression showing 40 over 14 + 10 over 14
e A LaTex expression showing 154 over 56 + 36 over 56
f A LaTex expression showing 40 over 14 + 9 over 14
2
Set up this fraction addition problem correctly
A LaTex expression showing 22 over 5 + 19 over 10
a A LaTex expression showing 70 over 30 + 57 over 30
b A LaTex expression showing 26 over 10 + 19 over 10
c A LaTex expression showing 22 over 10 + 19 over 10
d A LaTex expression showing 132 over 55 + 100 over 55
e A LaTex expression showing 24 over 10 + 19 over 10
f A LaTex expression showing 24 over 10 + 20 over 10
3
Set up this fraction addition problem correctly
A LaTex expression showing 13 over 5 + 3 over 10
a A LaTex expression showing 13 over 10 + 3 over 10
b A LaTex expression showing 16 over 10 + 3 over 10
c A LaTex expression showing 88 over 55 + 15 over 55
d A LaTex expression showing 18 over 10 + 3 over 10
e A LaTex expression showing 16 over 10 + 4 over 10
f A LaTex expression showing 45 over 30 + 9 over 30
4
Set up this fraction addition problem correctly
A LaTex expression showing 32 over 7 + 23 over 14
a A LaTex expression showing 46 over 14 + 31 over 14
b A LaTex expression showing 182 over 56 + 124 over 56
c A LaTex expression showing 48 over 14 + 31 over 14
d A LaTex expression showing 345 over 105 + 231 over 105
e A LaTex expression showing 46 over 14 + 32 over 14
f A LaTex expression showing 44 over 14 + 31 over 14
5
Set up this fraction addition problem correctly
A LaTex expression showing 26 over 7 + 11 over 14
a A LaTex expression showing 154 over 56 + 44 over 56
b A LaTex expression showing 42 over 14 + 11 over 14
c A LaTex expression showing 40 over 14 + 11 over 14
d A LaTex expression showing 300 over 105 + 77 over 105
e A LaTex expression showing 34 over 14 + 11 over 14
f A LaTex expression showing 40 over 14 + 12 over 14
6
Set up this fraction addition problem correctly
A LaTex expression showing 13 over 5 + 3 over 15
a A LaTex expression showing 45 over 30 + 6 over 30
b A LaTex expression showing 27 over 15 + 3 over 15
c A LaTex expression showing 128 over 80 + 15 over 80
d A LaTex expression showing 24 over 15 + 4 over 15
e A LaTex expression showing 24 over 15 + 3 over 15
f A LaTex expression showing 18 over 15 + 3 over 15
7
Set up this fraction addition problem correctly
A LaTex expression showing 12 over 5 + 3 over 10
a A LaTex expression showing 14 over 10 + 4 over 10
b A LaTex expression showing 12 over 10 + 3 over 10
c A LaTex expression showing 14 over 10 + 3 over 10
d A LaTex expression showing 40 over 30 + 9 over 30
e A LaTex expression showing 77 over 55 + 15 over 55
f A LaTex expression showing 16 over 10 + 3 over 10