Fraction Subtraction - Missing Value (Mixed) - One Changed Denominator (Level 2)

This math topic primarily focuses on fraction subtraction techniques involving missing values where at least one operand has altered denominators. It is tailored to test and enhance students' ability to manipulate and interpret fractions in subtraction equations to find the missing piece that completes the equation correctly. It includes a variety of question structures where the missing value can either be a fraction or a whole number, and the fractions can be relatively simple or mixed numbers. This is a fundamental aspect of fraction addition and subtraction at an introductory mixed level.

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

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Sub. Missing Value (Mixed) - 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

357  −  ___=1233\frac{5}{7}\;-\;\_\_\_ = 1\frac{2}{3}

Fraction Subtraction - Missing Value (Mixed) - One Changed Denominator Worksheet

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Math worksheet on 'Fraction Subtraction - Missing Value (Mixed) - One Changed Denominator (Level 2)'. Part of a broader unit on 'Fraction Addition and Subtraction, Mixed - Practice' Learn online: app.mobius.academy/math/units/fractions_addition_and_subtraction_mixed_practice/
1
Find the fraction that makes this equation correct
A LaTex expression showing \ sub \ sub \ sub \ ;-\;5 over 9 = 7 over 9
a A LaTex expression showing 12 over 9
b A LaTex expression showing 35 over 81
c A LaTex expression showing 11 over 3
d A LaTex expression showing 3 over 4
e A LaTex expression showing 4 over 27
f A LaTex expression showing 2 over 3
2
Find the fraction that makes this equation correct
A LaTex expression showing \ sub \ sub \ sub \ ;-\;12 over 6 = 21 over 6
a A LaTex expression showing 28 over 9
b A LaTex expression showing 11 over 8
c A LaTex expression showing 11 over 2
d A LaTex expression showing 21 over 2
e A LaTex expression showing 31 over 2
f A LaTex expression showing 21 over 7
3
Find the fraction that makes this equation correct
A LaTex expression showing 21 over 7 \;-\;\ sub \ sub \ _ = 3 over 7
a A LaTex expression showing 12 over 3
b A LaTex expression showing 6 over 7
c A LaTex expression showing 15 over 7
d A LaTex expression showing 24 over 7
e A LaTex expression showing 1
f A LaTex expression showing 3 over 7
4
Find the fraction that makes this equation correct
A LaTex expression showing \ sub \ sub \ sub \ ;-\;15 over 9 = 7 over 9
a A LaTex expression showing 12 over 9
b A LaTex expression showing 1 over 3
c A LaTex expression showing 21 over 3
d A LaTex expression showing 11 over 9
e A LaTex expression showing 7 over 27
f A LaTex expression showing 5 over 9
5
Find the fraction that makes this equation correct
A LaTex expression showing 35 over 7 \;-\;\ sub \ sub \ _ = 12 over 3
a A LaTex expression showing 64 over 21
b A LaTex expression showing 21 over 21
c A LaTex expression showing 21 over 3
d A LaTex expression showing 4
e A LaTex expression showing 1 over 3
f A LaTex expression showing 12 over 29
6
Find the fraction that makes this equation correct
A LaTex expression showing 21 over 3 \;-\;\ sub \ sub \ _ = 5 over 9
a A LaTex expression showing 1
b A LaTex expression showing 11 over 3
c A LaTex expression showing 1 over 6
d A LaTex expression showing 18 over 27
e A LaTex expression showing 17 over 9
f A LaTex expression showing 1 over 2
7
Find the fraction that makes this equation correct
A LaTex expression showing \ sub \ sub \ sub \ ;-\;10 over 15 = 28 over 15
a A LaTex expression showing 21 over 3
b A LaTex expression showing 16 over 75
c A LaTex expression showing 22 over 3
d A LaTex expression showing 21 over 9
e A LaTex expression showing 31 over 5
f A LaTex expression showing 131 over 45