We can add numbers -- even large numbers -- without carrying. Carrying is really just a shorthand notation for thinking of 10 units in one place value as 1 unit in the next place value. Thus, it's...
Tag: regrouping
Those of us in school before the 2010s likely call it carrying the one. Those in school since then probably call it regrouping. Either way, Carrying the one is the process of taking ten units,...
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...
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...