In a recent TikTok, Howie Hua (who trains future teachers in math) declared grouping and regrouping to be "one of the most important topics in elementary math." I would go so far as to say it is the...
Tag: regrouping
Many parents feel frustration when their children come home using arithmetic methods and tools different from what they learned. "Why can't they just [add/subtract/multiply]?" is a common refrain for...