MA19.7A.17

Mathematics (2019) Grade(s): 7 - Grade 7 Accelerated

Students know:

Multiplying by 0.1 is the same as multiplying by 1/10 , the value of 10 percent can also be found by simply dividing by 10.
1% = 0.01 = 1 100 .
Since multiplying by 0.01 is the same as multiplying by 1/100 , the value of 1 percent can also be found by simply dividing by 100.
Adding a percent of a number onto the original number is the same thing as adding that percent to 100 and then finding that new percent of the number.
Finding more than 100% of a number must yield an answer that is larger than the original number.

Students are able to:

Students understand that:

One form of a number may be more advantageous to use in a problem context than another form.
Using estimation strategies helps to determine the reasonableness of answers.
Finding one percent or ten percent of a number can facilitate solving percent problems.