About This Lesson
Pre-algebra Supplemental Instruction Video<br />Aligned to Common Core State Standard: 6.NS.5
Subject
Math
Grade Level
Grades 6-12
Resource Type
Activity, Handout, Lesson Plan, Worksheet
Standards Alignment
Common Core State Standards
License
Resources
Files
External resources
Videos
Addition and Subtraction Problems
Standards
Understand that positive and negative numbers are used together to describe quantities having opposite directions or values (e.g., temperature above/below zero, elevation above/below sea level, credits/debits, positive/negative electric charge); use positive and negative numbers to represent quantities in real-world contexts, explaining the meaning of 0 in each situation.
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Video lesson using an abacus in subtraction of integers