Fraction Subtraction - Missing Value (Simple) - Two Changed Denominators

Level 1

This math topic focuses on practicing subtraction of fractions where students must find the missing value in an equation. The fractions involved have different denominators, honing skills in both subtraction and finding equivalent fractions. Each question presents an incomplete subtraction equation, soliciting the correct fraction that satisfies the equation among multiple choice answers. This is part of a broader unit on advanced addition and subtraction of fractions, guiding students through more complex fractional arithmetic.

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

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Sub. Missing Value (Simple) - Two Changed Denominators

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


Find the fraction that makes this equation correct

12    ___=16\frac{1}{2}\;-\;\_\_\_ = \frac{1}{6}

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Fraction Subtraction - Missing Value (Simple) - Two Changed Denominators Worksheet

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Math worksheet on 'Fraction Subtraction - Missing Value (Simple) - Two Changed Denominators (Level 1)'. Part of a broader unit on 'Fraction Addition and Subtraction - Advanced' Learn online: app.mobius.academy/math/units/fractions_addition_and_subtraction_advanced/
1
Find the fraction that makes this equation correct
A LaTex expression showing \ sub \ sub \ sub \ ;-\;1 over 7 = 4 over 21
a A LaTex expression showing 0
b A LaTex expression showing 2 over 17
c A LaTex expression showing 1 over 3
d A LaTex expression showing 5 over 21
e A LaTex expression showing 2 over 21
f A LaTex expression showing 8 over 21
2
Find the fraction that makes this equation correct
A LaTex expression showing \ sub \ sub \ sub \ ;-\;1 over 3 = 1 over 6
a A LaTex expression showing 1 over 3
b A LaTex expression showing 1 over 9
c A LaTex expression showing 4 over 7
d A LaTex expression showing 1 over 2
e A LaTex expression showing 5 over 6
f A LaTex expression showing 1 over 18
3
Find the fraction that makes this equation correct
A LaTex expression showing 1 over 2 \;-\;\ sub \ sub \ _ = 5 over 14
a A LaTex expression showing 4 over 5
b A LaTex expression showing 1 over 2
c A LaTex expression showing 2 over 11
d A LaTex expression showing 2 over 3
e A LaTex expression showing 7 over 15
f A LaTex expression showing 1 over 7
4
Find the fraction that makes this equation correct
A LaTex expression showing 1 over 3 \;-\;\ sub \ sub \ _ = 8 over 33
a A LaTex expression showing 1 over 4
b A LaTex expression showing 1 over 11
c A LaTex expression showing 8 over 99
d A LaTex expression showing 2 over 7
e A LaTex expression showing 2 over 11
f A LaTex expression showing 11 over 34
5
Find the fraction that makes this equation correct
A LaTex expression showing 1 over 2 \;-\;\ sub \ sub \ _ = 1 over 6
a A LaTex expression showing 2 over 5
b A LaTex expression showing 1 over 12
c A LaTex expression showing 1 over 3
d A LaTex expression showing 1
e A LaTex expression showing 3 over 7
f A LaTex expression showing 1 over 2
6
Find the fraction that makes this equation correct
A LaTex expression showing \ sub \ sub \ sub \ ;-\;1 over 5 = 3 over 10
a A LaTex expression showing 1 over 5
b A LaTex expression showing 7 over 10
c A LaTex expression showing 1 over 2
d A LaTex expression showing 4 over 5
e A LaTex expression showing 3 over 10
f A LaTex expression showing 3 over 5
7
Find the fraction that makes this equation correct
A LaTex expression showing \ sub \ sub \ sub \ ;-\;1 over 11 = 9 over 22
a A LaTex expression showing 13 over 22
b A LaTex expression showing 1 over 2
c A LaTex expression showing 10 over 11
d A LaTex expression showing 5 over 11
e A LaTex expression showing 6 over 11
f A LaTex expression showing 2 over 11