Use a double 10-frame to play a game and represent adding three single-digit numbers. Warm up with a Mystery Math Mistake to decompose teen numbers. Use a double 10-frame to represent adding three ...

I’ll be the first to admit that math isn’t my strongest subject. I’d even go as far as saying I’m pretty much innumerate (illiterate but for numbers – not a real word but go with it.) With that being ...