60 likes | 269 Views
Add/Subtract Mixed Numbers. U2L10. Do Now: ½ + ¾ 5/8 + 3/5 2/3 + 7/12 1/5 + 3/10 . Planner: Add/Subtract Mixed Numbers HW: p. 242-243 #8, 15-26, 37, 39, 40. ….with Common Denominators. 4 ¼ + 5 ¾ 2 Methods Convert to improper fractions Add fractions Convert back to mixed number
E N D
Add/Subtract Mixed Numbers U2L10 Do Now: ½ + ¾ 5/8 + 3/5 2/3 + 7/12 1/5 + 3/10 Planner: Add/Subtract Mixed Numbers HW: p. 242-243 #8, 15-26, 37, 39, 40
….with Common Denominators 4 ¼ + 5 ¾ 2 Methods • Convert to improper fractions • Add fractions • Convert back to mixed number • Leave as mixed numbers • Add Fractions • Add Whole numbers • Combine & Simplify 17/4 + 23/4 = 40/4 = 10 • ¼ + ¾ = 4/4 = 1 • 4 + 5 = 9 • 1 + 9 = 10
… with uncommon denominators 2 Methods • Convert to improper fractions • Get common denominator • Add fractions • Convert back to mixed number • Leave as mixed numbers • Add Whole numbers • Get common denominator • Add Fractions • Combine & Simplify 3 1/3 + 4 2/5 • 10/3 + 22/5 • 50/15 + 66/15 • 116/15 • 7 11/15 • 3 1/3 + 4 2/5 • 3 + 4 = 7 • 1/3 + 2/5 = 5/15 + 6/15 • 5/15 + 6/15 = 11/15 • 7 11/15
Assignment p. 242-243 #8, 15-26, 37, 39, 40