Hot Air Balloon Model for Integer Ops [Day 3 of 3]

Provides students a context for learning about adding and subtracting integers. Inspired by Kent Haines @kenthaines Global Math Dept webinar: https://www.bigmarker.com/GlobalMathDept/A-Conceptual-Approach-to-Teaching-Integer-Operations As an extension, consider Kent Haines's Integer Solitaire: http://www.kenthaines.com/blog/2016/2/19/integer-solitaire This is Part 3 of a 3 part series. Part 1: https://teacher.desmos.com/activitybuilder/custom/5b79f73439edd8195299ac59 Part 2: https://teacher.desmos.com/activitybuilder/custom/5b79f7ee0f109d194e8b5d53 The 2-Part Accelerated version can be found here: https://teacher.desmos.com/activitybuilder/custom/5b7a02ff0f109d194e8b61d4 Feedback always welcome. Tweet me at @rnhung

By Richard Hung