Students often have a hard time with the rules of fractions so I put together this handout as a way to help them understand the vocabulary and why the rules apply. One must have common denominations of money in order to combine or spend it. With fractions one must have common denominators in order to add or subtract. Aligned to Common Core State Standard: 5.NF.2
Fractions are like working with foreign money.
Subject Math — Fractions, The Number System
Grade Level Grades 3-8
Resource Type Handout
Common Core State Standards
Solve word problems involving addition and subtraction of fractions referring to the same whole, including cases of unlike denominators, e.g., by using visual fraction models or equations to represent the problem. Use benchmark fractions and number sense of fractions to estimate mentally and assess the reasonableness of answers.