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MF.RN.2 Challenge MF-008-A13-V02

Add and subtract fractions and mixed numbers with appropriate common denominators.

Choose the right fraction-operation strategy

Problem

A recipe starts with \(2~1/3~\text{cups}\) of broth, and \(5/6~\text{cup}\) is poured into a pan. Compare these first steps: A rewrites \(2~1/3\) and \(5/6\) using sixths; B rewrites both numbers using fifths. Determine the valid first step and calculate the amount left in simplest form.

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Four variants of this problem type
Curriculum context
Standard
MF.RN.2
Category
Rational Numbers
Domain
Fractions
Objective
Add and subtract fractions and mixed numbers with appropriate common denominators.
Problem type
Choose the right fraction-operation strategy