Related Lessons
Lesson 207
Explore the Multiply by 7 facts using the grouping of objects and arrays. Compete against characters to see who finds the product first. Practice with the commutative property of multiplication and 7's. Use multiplication facts you already know to help find the product when one factor is 7.
Lesson 207
Warm up with a Mystery Math Mistake to tell whether Dotson's 10-frames represent a number more than his focus number. Examine a train to find shapes. Put together shapes to make familiar objects.
Lesson 207
Warm up with a Mystery Math Mistake to add 9 and 5 using a double 10-frame and a decompose strategy. Use near-doubles to add with double 10-frames and a compensation strategy.