Make Math Moments Academy › Forums › Mini-Course Reflections › The Concept Holding Your Students Back › Lesson 4-3: Relating Addition and Subtraction – Discussion › Reply To: Lesson 4-3: Relating Addition and Subtraction – Discussion
MemberNovember 27, 2020 at 9:42 pm
Mary had some money, she gave $10 to her friend and now she has $200 left. How much money did she have to start with?
x -10 =200
I have used a visual of scale to represent the problem to show that equation is like a balance.