Mystery Math Mistake: 491-288

Join Mrs. Ignagni for a Mystery Math Mistake with her friend Springling. Can you figure out where she went wrong on her open number line?

Lesson 1201
Space Waste Odyssey Part 1 Act 2
Math
3rd Grade, 4th Grade, 5th Grade
It is Motherboard's birthday, but not all is well. The CyberSquad must save Cyberspace on their own when a malfunction [...]
Lesson 1201
Space Waste Odyssey Part 1 Act 3
Math
3rd Grade, 4th Grade, 5th Grade
It is Motherboard's birthday, but not all is well. The CyberSquad must save Cyberspace on their own when a malfunction [...]
Lesson 1202
Giving Thanks Day Act 1
Math
3rd Grade, 4th Grade, 5th Grade
The CyberSquad is excited to celebrate Giving Thanks Day with Jackie's pumpkin pie, but there's a big problem -- Hacker [...]

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