岛与幕歌Percent
Percent means hundredths or number out of 100. For example, 40 percent means 40/100 or .40 or 2/5.
Percent less than 100
Problem 1: If the sales tax on a $30 item is $1.80, what is the sales tax rate?
Solution: $1.80 = n/100 x $30
Percent Greater than 100 n = 6, so 6% is the sale tax rate
Problem 2: What number is 250% of 2?
Solution: n = 250/100 x 2
n = 5, so 5 is the number
Percent less than 1
Problem 3: 3 is 0.2 percent of what number?
Solution: 3 = 0.2/100 x n
