HomePricing
Sign InJoin

Fraction Subtraction - Missing Value (Mixed) - Two Changed Denominators (Level 3)

This math topic focuses on advanced skills in fraction subtraction, specifically involving finding missing values in equations with mixed fractions that have changed denominators. It challenges students to identify the correct fraction needed to balance complex subtraction equations, emphasizing operations with mixed numbers and different denominators. This falls under a broader curriculum of fraction addition and subtraction at an advanced level, enhancing proficiency in fraction manipulations and understanding of algebraic principles in fractions.

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

127  −  ___=17351\frac{2}{7}\;-\;\_\_\_ = \frac{17}{35}

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 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
Find the fraction that makes this equation correct
A LaTex expression showing \ sub \ sub \ sub \ ;-\;22 over 5 = 128 over 55
a A LaTex expression showing 310 over 11
b A LaTex expression showing 19 over 55
c A LaTex expression showing 110 over 29
d A LaTex expression showing 121 over 67
e A LaTex expression showing 16 over 11
f A LaTex expression showing 3171 over 275
2
Find the fraction that makes this equation correct
A LaTex expression showing 28 over 11 \;-\;\ sub \ sub \ _ = 218 over 55
a A LaTex expression showing 144 over 11
b A LaTex expression showing 214 over 55
c A LaTex expression showing 158 over 605
d A LaTex expression showing 22 over 5
e A LaTex expression showing 26 over 59
f A LaTex expression showing 2 over 5
3
Find the fraction that makes this equation correct
A LaTex expression showing \ sub \ sub \ sub \ ;-\;12 over 3 = 11 over 15
a A LaTex expression showing 7 over 10
b A LaTex expression showing 22 over 5
c A LaTex expression showing 11 over 15
d A LaTex expression showing 11 over 15
e A LaTex expression showing 12 over 9
f A LaTex expression showing 13 over 15
4
Find the fraction that makes this equation correct
A LaTex expression showing \ sub \ sub \ sub \ ;-\;10 over 11 = 162 over 77
a A LaTex expression showing 161 over 74
b A LaTex expression showing 25 over 7
c A LaTex expression showing 16 over 7
d A LaTex expression showing 160 over 77
e A LaTex expression showing 159 over 77
f A LaTex expression showing 1543 over 847
5
Find the fraction that makes this equation correct
A LaTex expression showing 13 over 5 \;-\;\ sub \ sub \ _ = 43 over 55
a A LaTex expression showing 46 over 55
b A LaTex expression showing 38 over 55
c A LaTex expression showing 101 over 5
d A LaTex expression showing 169 over 275
e A LaTex expression showing 9 over 11
f A LaTex expression showing 51 over 275
6
Find the fraction that makes this equation correct
A LaTex expression showing \ sub \ sub \ sub \ ;-\;14 over 5 = 36 over 55
a A LaTex expression showing 41 over 64
b A LaTex expression showing 39 over 55
c A LaTex expression showing 34 over 55
d A LaTex expression showing 9 over 55
e A LaTex expression showing 25 over 11
f A LaTex expression showing 9
7
Find the fraction that makes this equation correct
A LaTex expression showing 25 over 7 \;-\;\ sub \ sub \ _ = 132 over 35
a A LaTex expression showing 110 over 27
b A LaTex expression showing 122 over 7
c A LaTex expression showing 131 over 35
d A LaTex expression showing 4 over 5
e A LaTex expression showing 133 over 34
f A LaTex expression showing 14 over 5