This math topic focuses on the addition of fractions with different denominators and the simplification of the resulting sums. It's part of an advanced study on fraction addition and subtraction. Each question presents a pair of fractions to be added, and students must choose the correct simplified result from multiple choices provided. These problems help students practice finding common denominators, performing the addition, and then simplifying the fractions to their lowest terms.

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

more
View

Fraction Addition - Basic (Simplifying Answers) - Two Changed Denominators Worksheet

Mobius Math Academy logo
Math worksheet on 'Fraction Addition - Basic (Simplifying Answers) - Two Changed Denominators (Level 3)'. Part of a broader unit on 'Fraction Addition and Subtraction - Advanced' Learn online: app.mobius.academy/math/units/fractions_addition_and_subtraction_advanced/
1
Add these fractions and simplify the answer
A LaTex expression showing 2 over 3 + 5 over 11
a A LaTex expression showing 14 over 33
b A LaTex expression showing 1
c A LaTex expression showing 1 over 3
d A LaTex expression showing 15 over 8
e A LaTex expression showing 2
f A LaTex expression showing 12 over 3
2
Add these fractions and simplify the answer
A LaTex expression showing 2 over 11 + 3 over 7
a A LaTex expression showing 5 over 14
b A LaTex expression showing 5 over 77
c A LaTex expression showing 47 over 77
d A LaTex expression showing 6 over 77
e A LaTex expression showing 1 over 4
f A LaTex expression showing 5 over 7
3
Add these fractions and simplify the answer
A LaTex expression showing 3 over 7 + 4 over 11
a A LaTex expression showing 2 over 5
b A LaTex expression showing 11 over 2
c A LaTex expression showing 3 over 7
d A LaTex expression showing 5 over 9
e A LaTex expression showing 61 over 77
f A LaTex expression showing 1
4
Add these fractions and simplify the answer
A LaTex expression showing 5 over 11 + 4 over 7
a A LaTex expression showing 9 over 11
b A LaTex expression showing 12 over 7
c A LaTex expression showing 12 over 77
d A LaTex expression showing 20 over 77
e A LaTex expression showing 4 over 5
f A LaTex expression showing 9 over 77
5
Add these fractions and simplify the answer
A LaTex expression showing 3 over 5 + 7 over 11
a A LaTex expression showing 1
b A LaTex expression showing 21 over 55
c A LaTex expression showing 10 over 11
d A LaTex expression showing 31 over 2
e A LaTex expression showing 113 over 55
f A LaTex expression showing 11 over 6
6
Add these fractions and simplify the answer
A LaTex expression showing 8 over 11 + 3 over 7
a A LaTex expression showing 1
b A LaTex expression showing 1 over 7
c A LaTex expression showing 112 over 77
d A LaTex expression showing 4 over 11
e A LaTex expression showing 9 over 11
f A LaTex expression showing 5 over 11
7
Add these fractions and simplify the answer
A LaTex expression showing 3 over 5 + 3 over 11
a A LaTex expression showing 6 over 55
b A LaTex expression showing 31 over 2
c A LaTex expression showing 9 over 55
d A LaTex expression showing 12 over 5
e A LaTex expression showing 2 over 7
f A LaTex expression showing 48 over 55