alejandra6 alejandra6
  • 10-01-2016
  • Mathematics
contestada

Explain how an estimate helps you place the decimal point when multiplying 3.7×5.1

Respuesta :

Аноним Аноним
  • 10-01-2016
If you estimated 3.7 to 4 and 5.1 to 5 the answer would be 20. You would have 20 and now you can think is 20 a reasonable answer for 3.7x5.1. The answer for 3.7x5.1=18.87, so the answer is yes.

Hope that helped:)
Answer Link
jmalouf jmalouf
  • 10-01-2016
3.7 estimates 4. 5.1 estimate to 5  so 4*5 =20.
Answer Link

Otras preguntas

please help... Find the volume of pyramid that has a square base. ​
What is the value of the underline digit? 119.65
how can a rare trait be dominant
Make c the subject: A=b+cd
Members of a softball team raised $1405.25 to go to a tournament. They rented a bus for $822.50 and budgeted $27.75 per player for meals. Write and solve an equ
The graph shown below expresses a radical function that can be written in the form f(x) = a(x + k)^1/n + c. What does the graph tell you about the value of a in
1.1.2 quiz biology sem 2
Compare and contrast smoking tobacco cigarettes and vaping. Answer in 2 to 3 complete sentences.
helpppp pleaseeeeeee
After completing a fraction division problem, Clarice used multiplication to check her answer. Division: 7 and one-half divided by 1 and one-half = 5. Check: 5