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

What is truman’s Most likely purpose in this excerpt
You strike a tuning fork. explain how the fork produces sound waves that you can hear.
How to do .please teache me step by step
9+3tenths+17hundredths
PLZ HELP ASAP TRIANGLES SIMMILAR
How have economic and population changes shaped american society since ww2?
What is the name given for the army who protects the country?
Did someone wear purple in sherlock holmes the hound of the baskervilles
HELP How did the state's Democratic officials eliminate most of the black vote in Oklahoma in 1915? Asked blacks not to vote. Blacks were not accustomed to vot
Frank wants to buy an entertainment system that costs $500, including taxes. To pay for the entertainment system, he will use a payment plan that requires him t