Demetri solved this problem using his calculator.
17×0.25=
His answer was 42.5. Which o...
Mathematics, 10.02.2021 21:40 taytaycola223
Demetri solved this problem using his calculator.
17×0.25=
His answer was 42.5. Which of the following is a mental check Demetri can use to determine that his answer is not reasonable?
A.
When a number is multiplied by 0.25, the decimal point in the answer should be moved 2 places to the right instead of 1 place to the left.
B.
Multiplying by 0.25 is the same as multiplying by 4, so his answer should be close to 16 multiplied by 4.
C.
Multiplying by 0.25 is the same as dividing by 4, so his answer should be close to 16 divided by 4.
D.
When a number is multiplied by 0.25, the decimal point in the answer should be moved 1 place to the right instead of 1 place to the left.
Answers: 1
Mathematics, 21.06.2019 15:00
Which value of c would make he following expression completely factored? 8x+cy
Answers: 1
Mathematics, 22.06.2019 01:30
Andy has $310 in his account. each week, w, he withdraws $30 for his expenses. which expression could be used if he wanted to find out how much money he had left after 8 weeks?
Answers: 1
Mathematics, 30.06.2019 06:30
Social Studies, 30.06.2019 06:30
History, 30.06.2019 06:30
Mathematics, 30.06.2019 06:30
Biology, 30.06.2019 06:30
Arts, 30.06.2019 06:30