Create your own centimeter ruler. Then, estimate and measure with lengths with it. Warm up with a Mystery Math Mistake as you add two 2-digit numbers using a decomposition strategy. Think through ...
Math researchers discovered new evidence about math learning disabilities. Researchers funded by the National Institutes of Health have discovered that the innate ability to estimate quantities is ...
Math researchers discovered new evidence about math learning disabilities. Researchers funded by the National Institutes of Health have discovered that the innate ability to estimate quantities is ...
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