Grade 1 Mathematics Module 2, Topic B, Lesson 13

teacher working with students

Objective: Solve word problems with subtraction of 9 from 10.

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Common Core Learning Standards

CCLS State Standard
1.OA.1 Use addition and subtraction within 20 to solve word problems involving situations of adding to,...
1.OA.6 Add and subtract within 20, demonstrating fluency for addition and subtraction within 10. Use...

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