Join Mrs. Ignagni for a Mystery Math Mistake with D.C. Can you use your magnifying glass and find his mistake?
Lesson 202
Math
2nd Grade
Warm up with a Mystery Math Mistake as you add two 2-digit numbers using a decomposition strategy. Find Which One [...]
3rd Grade
Warm up with a Mystery Math Mistake as you add two 2-digit numbers using a decomposition strategy. Use visual models [...]
Kindergarten
Can you help Dotson count the farm animals?
