HomePricing

Fraction Subtraction - Missing Value (Mixed) - Two Changed Denominators (Level 1)

This math topic focuses on advanced fraction subtraction, specifically identifying missing values in equations involving mixed fractions and adjusted denominators. It is structured as a series of problems where students must determine the correct fraction to complete an equation, comparing their answers among multiple choice options. Each equation involves subtracting one fraction from another or a whole number, with either the minuend or subtrahend left as a variable represented by a placeholder. The problems challenge students' understanding of fraction subtraction across different denominators, enhancing their skills in problem-solving within the context of fraction arithmetic.

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

View Unit

Sub. Missing Value (Mixed) - 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

312  −  ___=39223\frac{1}{2}\;-\;\_\_\_ = 3\frac{9}{22}

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

Mobius Math Club logo
Math worksheet on 'Fraction Subtraction - Missing Value (Mixed) - 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 5 = 33 over 35
a A LaTex expression showing 11 over 7
b A LaTex expression showing 11 over 18
c A LaTex expression showing 64 over 5
d A LaTex expression showing 32 over 35
e A LaTex expression showing 1
f A LaTex expression showing 34 over 35
2
Find the fraction that makes this equation correct
A LaTex expression showing 21 over 5 \;-\;\ sub \ sub \ _ = 17 over 10
a A LaTex expression showing 1 over 2
b A LaTex expression showing 11 over 21
c A LaTex expression showing 337 over 50
d A LaTex expression showing 13 over 10
e A LaTex expression showing 12 over 5
f A LaTex expression showing 53 over 5
3
Find the fraction that makes this equation correct
A LaTex expression showing \ sub \ sub \ sub \ ;-\;1 over 2 = 27 over 10
a A LaTex expression showing 21 over 2
b A LaTex expression showing 31 over 5
c A LaTex expression showing 24 over 5
d A LaTex expression showing 113 over 14
e A LaTex expression showing 17 over 20
f A LaTex expression showing 14
4
Find the fraction that makes this equation correct
A LaTex expression showing \ sub \ sub \ sub \ ;-\;1 over 7 = 35 over 14
a A LaTex expression showing 42 over 3
b A LaTex expression showing 33 over 5
c A LaTex expression showing 32 over 7
d A LaTex expression showing 31 over 2
e A LaTex expression showing 35 over 13
f A LaTex expression showing 39 over 14
5
Find the fraction that makes this equation correct
A LaTex expression showing 11 over 7 \;-\;\ sub \ sub \ _ = 14 over 77
a A LaTex expression showing 89 over 539
b A LaTex expression showing 13 over 85
c A LaTex expression showing 1
d A LaTex expression showing 112 over 77
e A LaTex expression showing 14 over 77
f A LaTex expression showing 1 over 11
6
Find the fraction that makes this equation correct
A LaTex expression showing 31 over 7 \;-\;\ sub \ sub \ _ = 29 over 14
a A LaTex expression showing 26 over 7
b A LaTex expression showing 83 over 7
c A LaTex expression showing 1 over 2
d A LaTex expression showing 35 over 9
e A LaTex expression showing 12 over 9
f A LaTex expression showing 29 over 14
7
Find the fraction that makes this equation correct
A LaTex expression showing 31 over 5 \;-\;\ sub \ sub \ _ = 36 over 55
a A LaTex expression showing 37 over 55
b A LaTex expression showing 234 over 71
c A LaTex expression showing 31 over 11
d A LaTex expression showing 17 over 25
e A LaTex expression showing 32 over 5
f A LaTex expression showing 1 over 11