# Today's Number Math Routine: First Grade

Grade 1 / Math / Tch DIY
CCSS: Math.1.OA.D.7

Common Core State Standards

 Math Math 1 Grade 1 OA Operations & Algebraic Thinking D Work with addition and subtraction equations 7 Understand the meaning of the equal sign, and determine if equations involving addition and subtraction are true or false. For example, which of the following equations are true and which are false? 6 = 6, 7 = 8 - 1, 5 + 2 = 2 + 5, 4 + 1 = 5 + 2. Download Common Core State Standards (PDF 1.2 MB)

The "Today's Number" routine encourages students to reason about equivalent expressions and look for relationships between the two.

Tch visited Kristin's Gray's school. Watch the video.

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