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6 Steps to Subtract 2 Numbers: Common Core Homework in 1 Photo

Photo: Erick Erickson via ErickErickson.org For third-graders learning Common Core math in Georgia, there are four ways to subtract—and only four ways allowed. Just one of the methods for subtraction under Common Core straight from RedState editor in chief Erick Erickson’s third-grade daughter’s math book. Missing from the four methods: borrowing and carrying numbers. You know, the old-fashioned-taught-the-same-way-for-decades-granny-method-not-approved-by-bureaucrats subtraction.
Read more http://dailysignal.com/2014/10/02/6-steps-subtract-2-numbers-common-core-homework-one-picture/?utm_source=facebook&utm_medium=social

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