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visits member for 2 years, 11 months
seen Dec 16 at 6:06

Sep
26
revised High school math definition of a variable: the first step from the concrete into the abstract…
added 80 characters in body
Sep
19
revised High school math definition of a variable: the first step from the concrete into the abstract…
added 103 characters in body
Sep
18
revised How do you read the symbol “$\in$”?
edited title
Sep
18
revised How do you read the symbol “$\in$”?
added 27 characters in body
Sep
18
revised How do you read the symbol “$\in$”?
possible solution
Sep
18
revised How do you read the symbol “$\in$”?
possible solution
Jun
2
revised In the proportion $\frac{ x}{100} = \frac{a}{total}$ which is the percent: $x$ or $\frac{x}{100}$?
added 87 characters in body
May
30
revised In the proportion $\frac{ x}{100} = \frac{a}{total}$ which is the percent: $x$ or $\frac{x}{100}$?
edited title
May
26
revised Division by $0$
deleted 1 character in body
May
19
revised what is the definition of Mathematics ?
added 424 characters in body
May
8
revised Division by $0$
added definition
May
7
revised Division by $0$
deleted 1 character in body
Apr
27
revised Division by $0$
better formatting
Apr
27
revised Division by $0$
better formatting
Apr
4
revised Division by $0$
remove dead link
Apr
3
revised how many sides does a dot have
add link
Mar
30
revised Percent word problem - calculate store cost
use correct tag
Mar
28
revised Percent word problem - calculate store cost
improved formatting
Mar
27
revised What does “percent of change” mean?
how I made sense of this question
Mar
8
revised What does “percent of change” mean?
added 84 characters in body