Join Mrs. Ignagni for a Mystery Math Mistake with T-Pops. See if you can be a detective and figure out what step T-Pops forgot in the traditional method!
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.
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.
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.