In this video, I explain how to perform two-digit operations quickly using mental strategies. We'll cover **addition**, **subtraction**, and **multiplication** by breaking down numbers into their tens ...

Join Mrs. McCartney for an addition number talk with D.C.! Join Mrs. McCartney for an addition number talk with D.C.! Get your math brain ready as we meet T-Pops and have some fun subtracting ...

Which of the following is the least likely to be a palindrome (read the same forward and backward, like the number 1,331)? A random four-digit number (from 1,000 to 9,999) A random five-digit number ...