How comfortable are you working with percentages? A. I can use proportions and equations to calculate the part, percentage, or whole of a number. I can teach someone else how to do this.
B. I can use proportions and equations to calculate the part, percentage, or whole of a number, but sometimes I make mistakes.
C. I can sometimes calculate the part, percentage, or whole of a number, but I often make mistakes.
D. Percentages confuse me.