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Add & Subtract Like Fractions

Add & Subtract Like Fractions

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Add & Subtract Like Fractions

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  1. Add & Subtract Like Fractions 7th Grade Math Lesson Objective: Students will add and subtract fractions with like denominators.

  2. Vocabulary • Like Fractions • Fractions with common denominators

  3. Adding Like Fractions • Add. Write in simplest form.

  4. Adding Like Fractions • Add. Write in simplest form.

  5. Whiteboard Practice • Add. Write in simplest form.

  6. Subtracting Like Fractions • Subtract. Write in simplest form.

  7. Subtracting Like Fractions • Subtract. Write in simplest form.

  8. Whiteboard Practice • Subtract. Write in simplest form.

  9. 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?

  10. 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?

  11. 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?