- Ray’s Lesson 20 — Fraction Basics
- Ray’s Lesson 21 — 23 : Fractions
- Ray’s Lesson 24 — 25 : Fractions
- Ray’s Lesson 26 — 28 : Simplifying Fractions
- Ray’s Lesson 29 — 30 : Common Denominators
- Ray’s Lesson 31 — 33 : Subtracting Fractions
- Ray’s Lesson 34 — 36 : Multiplying & Simplifying Fractions
Return to Ray’s Intellectual Arithmetic
Watch the lesson from Ray’s § 4 on basic addition practice
Basic information covered in this video:
- addition
- place value
Watch the Facebook live lesson from Ray’s § 4 on using Cuisenaire Rods to compute basic addition problems