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Fraction Addition - Missing Value (Simple) - One Changed Denominator (Level 1)

This math topic helps students practice addition of fractions by finding the missing value in simple equations. It includes solving equations where the denominator changes and the answer choices are provided as multiple choice options. This is part of a broader unit on the introduction of adding and subtracting fractions. The topic provides 7 problem sets for the learners to solve.

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

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Add. Missing Value (Simple) - One Changed Denominator

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


Find the fraction that makes this equation correct

17  +  ___=314\frac{1}{7}\;+\; \_\_\_ = \frac{3}{14}

Fraction Addition - Missing Value (Simple) - One Changed Denominator Worksheet

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Math worksheet on 'Fraction Addition - Missing Value (Simple) - One Changed Denominator (Level 1)'. Part of a broader unit on 'Fraction Addition and Subtraction - Intro' Learn online: app.mobius.academy/math/units/fractions_addition_and_subtraction_intro/
1
Find the fraction that makes this equation correct
A LaTex expression showing 1 over 2 \;+\; \ sub \ sub \ _ = 3 over 4
a A LaTex expression showing 0
b A LaTex expression showing 1 over 4
c A LaTex expression showing 1 over 3
d A LaTex expression showing 2
e A LaTex expression showing 1 over 2
f A LaTex expression showing 1
2
Find the fraction that makes this equation correct
A LaTex expression showing \ sub \ sub \ _ \;+\;1 over 4 = 3 over 4
a A LaTex expression showing 12 over 5
b A LaTex expression showing 1 over 2
c A LaTex expression showing 3 over 16
d A LaTex expression showing 2 over 3
e A LaTex expression showing 1
f A LaTex expression showing 0
3
Find the fraction that makes this equation correct
A LaTex expression showing 1 over 3 \;+\; \ sub \ sub \ _ = 1 over 2
a A LaTex expression showing 1
b A LaTex expression showing 1 over 6
c A LaTex expression showing 11 over 3
d A LaTex expression showing 11 over 2
e A LaTex expression showing 0
f A LaTex expression showing 1 over 3
4
Find the fraction that makes this equation correct
A LaTex expression showing \ sub \ sub \ _ \;+\;1 over 6 = 2 over 3
a A LaTex expression showing 11 over 3
b A LaTex expression showing 1 over 9
c A LaTex expression showing 1
d A LaTex expression showing 1 over 2
e A LaTex expression showing 1 over 6
f A LaTex expression showing 1 over 3
5
Find the fraction that makes this equation correct
A LaTex expression showing \ sub \ sub \ _ \;+\;1 over 9 = 4 over 9
a A LaTex expression showing 1 over 5
b A LaTex expression showing 1 over 3
c A LaTex expression showing 5 over 9
d A LaTex expression showing 5 over 81
e A LaTex expression showing 13 over 10
f A LaTex expression showing 2 over 3
6
Find the fraction that makes this equation correct
A LaTex expression showing 1 over 3 \;+\; \ sub \ sub \ _ = 4 over 9
a A LaTex expression showing 1 over 3
b A LaTex expression showing 5 over 13
c A LaTex expression showing 5 over 9
d A LaTex expression showing 2 over 3
e A LaTex expression showing 12 over 3
f A LaTex expression showing 1 over 9
7
Find the fraction that makes this equation correct
A LaTex expression showing 1 over 5 \;+\; \ sub \ sub \ _ = 4 over 15
a A LaTex expression showing 4 over 15
b A LaTex expression showing 1 over 2
c A LaTex expression showing 8 over 15
d A LaTex expression showing 2 over 5
e A LaTex expression showing 1 over 3
f A LaTex expression showing 1 over 15