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Fraction Addition - Basic (No Simplifying Answers) - One Changed Denominator (Level 2)

This math topic covers basic addition of fractions. The exercises involve adding two fractions without simplifying the result. Some questions work with fractions that share a common denominator, while other questions challenge the student with fractions that have different denominators. The topic lays foundational understanding for a broader unit on addition and subtraction fractions.

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

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Add. Basic (No Simplifying Answers) - One Changed Denominator

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


Add these fractions, but don't simplify the answer

17+1821\frac{1}{7} + \frac{18}{21}

Fraction Addition - Basic (No Simplifying Answers) - One Changed Denominator Worksheet

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Math worksheet on 'Fraction Addition - Basic (No Simplifying Answers) - 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
Add these fractions, but don't simplify the answer
A LaTex expression showing 1 over 2 + 5 over 6
a A LaTex expression showing 4 over 6
b A LaTex expression showing 3 over 6
c A LaTex expression showing 10 over 6
d A LaTex expression showing 2 over 6
e A LaTex expression showing 2 over 6
f A LaTex expression showing 8 over 6
2
Add these fractions, but don't simplify the answer
A LaTex expression showing 1 over 5 + 13 over 15
a A LaTex expression showing 2 over 15
b A LaTex expression showing 42 over 15
c A LaTex expression showing 5 over 15
d A LaTex expression showing 13 over 15
e A LaTex expression showing 14 over 15
f A LaTex expression showing 16 over 15
3
Add these fractions, but don't simplify the answer
A LaTex expression showing 1 over 7 + 18 over 21
a A LaTex expression showing 18 over 21
b A LaTex expression showing 16 over 21
c A LaTex expression showing 19 over 21
d A LaTex expression showing 21 over 21
e A LaTex expression showing 2 over 21
f A LaTex expression showing 10 over 21
4
Add these fractions, but don't simplify the answer
A LaTex expression showing 1 over 2 + 3 over 4
a A LaTex expression showing 2 over 4
b A LaTex expression showing 1 over 4
c A LaTex expression showing 8 over 4
d A LaTex expression showing 5 over 4
e A LaTex expression showing 6 over 4
f A LaTex expression showing 4 over 4
5
Add these fractions, but don't simplify the answer
A LaTex expression showing 1 over 2 + 2 over 4
a A LaTex expression showing 8 over 4
b A LaTex expression showing 4 over 4
c A LaTex expression showing 6 over 4
d A LaTex expression showing 1 over 4
e A LaTex expression showing 5 over 4
f A LaTex expression showing 3 over 4
6
Add these fractions, but don't simplify the answer
A LaTex expression showing 5 over 7 + 1 over 14
a A LaTex expression showing 3 over 14
b A LaTex expression showing 33 over 14
c A LaTex expression showing 6 over 14
d A LaTex expression showing 8 over 14
e A LaTex expression showing 11 over 14
f A LaTex expression showing 63 over 14
7
Add these fractions, but don't simplify the answer
A LaTex expression showing 1 over 3 + 2 over 9
a A LaTex expression showing 4 over 9
b A LaTex expression showing 0
c A LaTex expression showing 18 over 9
d A LaTex expression showing 5 over 9
e A LaTex expression showing 2 over 27
f A LaTex expression showing 9 over 9