About This Lesson
Pre-algebra Supplemental Instruction Video<br /> Aligned to Common Core State Standard: 5.NF.1, 7.NS.1
Subject
Math
Grade Level
Grades 6-12
Resource Type
Activity, Handout, Lesson Plan, Worksheet
Standards Alignment
Common Core State Standards
License
Resources
Files
p019.pdf
p019s.pdf
fractionIntro2WS.pdf
fractionIntro2HW.pdf
External resources
Videos
Introduction to Fractions Part 2
Standards
Add and subtract fractions with unlike denominators (including mixed numbers) by replacing given fractions with equivalent fractions in such a way as to produce an equivalent sum or difference of fractions with like denominators.
Apply and extend previous understandings of addition and subtraction to add and subtract rational numbers; represent addition and subtraction on a horizontal or vertical number line diagram.
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Very systematic examples of using a number line for adding/subtracting fractions