Collection of Mistakes
Hand a kid or 30 a question or 8 from this post: http://drawingonmath.blogspot.com/2014/08/tmc-nix-tricks.html then share back the results! If it's easier to email photos send them to nixthetricks@gmail.com
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Problem 1: (-4)-7
What mistakes did kids make? How many of each? Feel free to link to a photo if you'd prefer!
Problem 2: -7-(-5)
What mistakes did kids make? How many of each? Feel free to link to a photo if you'd prefer!
Problem 3: 100/(-2)
What mistakes did kids make? How many of each? Feel free to link to a photo if you'd prefer!
Problem 4: 8x/30 = 48/18
What mistakes did kids make? How many of each? Feel free to link to a photo if you'd prefer!
Problem 5: x^2y^3/m^4 * m^2/x^-1y^4
What mistakes did kids make? How many of each? Feel free to link to a photo if you'd prefer!
Problem 6: 7^2 + 7^3
What mistakes did kids make? How many of each? Feel free to link to a photo if you'd prefer!
Problem 7: (-8)^4 - (-8)^3
What mistakes did kids make? How many of each? Feel free to link to a photo if you'd prefer!
Problem 8: 4x - 4(x+2)
What mistakes did kids make? How many of each? Feel free to link to a photo if you'd prefer!
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