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## Add & Subtract Like Fractions

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**Add & Subtract Like Fractions**7th Grade Math Lesson Objective: Students will add and subtract fractions with like denominators.**Vocabulary**• Like Fractions • Fractions with common denominators**Adding Like Fractions**• Add. Write in simplest form.**Adding Like Fractions**• Add. Write in simplest form.**Whiteboard Practice**• Add. Write in simplest form.**Subtracting Like Fractions**• Subtract. Write in simplest form.**Subtracting Like Fractions**• Subtract. Write in simplest form.**Whiteboard Practice**• Subtract. Write in simplest form.**Real World Example**• About 6/100 of the population of the United States lives in Florida. Another 4/100 loves in Ohio. How much more of the U.S. population lives in Florida than in Ohio?**Whiteboard Practice**• In Mr. Navarro’s first period class, 17/28 of the students got an A on their math test. In his second period class, 11/28 of the students got an A. What fraction more of the students got an A in Mr. Navarro’s first period class than his second period class?**Whiteboard Practice**• Of the 50 states in the United States, 14 have an Atlantic Ocean coastline and 5 have a Pacific Ocean coastline. What fraction of U.S. states have either an Atlantic Ocean or Pacfic Ocean coastline?