Elizabeth earned $150 a week tutoring. If he saved $75,
what percent of the money he
earned did he save?

50%

Step-by-step explanation:

75:150*100 =

(75*100):150 =  

7500:150 = 50

50%

Step-by-step explanation:

150-75=75

75 is half of the money he earned and 75 is half he saved.

100 dived by 2 is 50 therefore 50 %

square

step-by-step explanation:

the mistake in the pattern is that :

b. the decimal point was moved one too many place values each time

the correct pattern could be made by :

b. moving the decimal point to the right the same numbers of place values as the exponents