| Term | Definition | |------|-------------| | | A number consisting of a whole number and a fraction (e.g., 3 ½). | | Improper Fraction | A fraction where the numerator is larger than the denominator (e.g., 7/4). | | Like Denominators | Fractions with the same bottom number (e.g., 1/5 and 3/5). | | Regrouping | Converting an improper fraction into a mixed number (e.g., 5/4 → 1 1/4). | The Core Concept: Adding Mixed Numbers with Like Denominators The central skill in lesson 32 homework 4.5 is adding two mixed numbers where the fractional parts add up to more than one whole. Example Problem (Direct from typical homework): Solve: 2 3/4 + 1 2/4 Step 1: Add the fractions. 3/4 + 2/4 = 5/4
3 + 5/4 = 3 + 1 1/4 = 4 1/4
Lesson 32 is a pivotal point in the module. By this stage, students have moved past simple equivalent fractions and are now diving into the world of —specifically, adding and subtracting them with like denominators. lesson 32 homework 4.5