Seudónimo Seudónimo
  • 24-03-2016
  • Mathematics
contestada

instead of dividing 220 x 5 double both numbers and mentally calculate the quotient

Respuesta :

MichaelLiu
MichaelLiu MichaelLiu
  • 24-03-2016
220 * 5 = 220 * 2/2 * 5 * 2/2 = 440 * 10 / 4 = 110 * 10 = 1100
Answer Link

Otras preguntas

Sheena declared bankruptcy. How long will that fact remain on her credit report? A. indefinitely B. up to 10 years C. 5 years D. 2 years or less
What does this line tell you about men in the last years of the nineteenth century? With infinite complacency men went to and fro over this globe about their li
Why did the Dutch baroque movement differ from baroque movements in France, Spain, and Italy? Dutch artists used different techniques. The Dutch were protestant
Cassidy says that the capacity is the same as the amount. Do you agree explain why or why not.
I need help with 1-4
Solve x/ x-2 + x+2/ x >2
What is (1.6x + 7.3) + (–0.6x + 2) – (7.8 – 3.4x), simplified? (1.6x + 7.3) + (–0.6x + 2) – (7.8 – 3.4x) 1.6x + 7.3 – 0.6x + 2 – 7.8 + 3.4x 1.6x – 0.6x + 3.4x +
what is the mean for the following set of numbers? 66,85,98
Why do telescopes that detect non optical radiation useful
how did sectionalism lead to the civil war? & how did the wartime economies of the north and south compare?