arwaandaya arwaandaya
  • 21-01-2016
  • Mathematics
contestada

explain how an estimate b elps you to place the decimal point when multiplying 3.9×5.3

Respuesta :

shininggirl2005
shininggirl2005 shininggirl2005
  • 21-01-2016
 The estimate, 4 × 5 = 20, helps me know that the decimal point should be placed so that the answer is close to 20.
Answer Link

Otras preguntas

Triangle PQR is shown below. Its original lengths are multiplied by 2.5. What are the new side lengths of P’Q’R’? 17, 8, 15
Why was the Freedmen’s Bureau established?
Do anyone know what questions will be asked in the second DBA of geometry in flvs pls I need to know or I will die
Which is the largest number? O A. 2.2 x 108 O B. 2.9 O C. 2.5 x 10-5 D. 2.8 x 106​
Among us? Dndkxjdjjdskskskdkx what’s 5*5-8
Who is your favorite charter from Final Fantasy????
Which algebraic expression represents “the quotient of a number and thirty"? 30 + a 30a 30/a a/30
How many milliliters of an aqueous solution of 0.227 M sodium carbonate is needed to obtain 3.55 grams of the salt?
help me outt please
A man walks 7km East, and then 7 km West. What is the total distance the man walked? What is the displacement