copelandnaasia
copelandnaasia copelandnaasia
  • 13-03-2017
  • Mathematics
contestada

How can you quickly calculate 20 percent of any bill amount?

Respuesta :

linjacks32 linjacks32
  • 13-03-2017
Take it and divide it by 5, or you can multiply it by 2.
Answer Link
apologiabiology
apologiabiology apologiabiology
  • 13-03-2017
10 times 2=20
so find 10% of the bill and double it

10% is easy because it is 1/10
just move decimal place over 1 palce

example
20% of 34.30
10% is 3.43
20% is double that or 6.86
Answer Link

Otras preguntas

1. Why do you think he did it? It is obvious that Schindler risked his life to save the Jews. Did he do it out of empathy, impulse, self-interest, influence? Wh
Java Unit 3: Lesson 3 - Coding Activity 3
Please help with this question
Which refers to solid ice that condenses and forms on surfaces like grass or windows?
hellpppppppppppppppp
how would i find the volume
giving brainliest, thanks in advance!!
How many of the 10 most populated countries on earth are in south Asia? 10 , 3 or 7
Some of Mr. Edward's students want to buy him a gift. If each of them pays $2, they will be short of $4 for the gift. If each of them pays $3, there will be an
3. Chemical herbicide used by U.S. troops in Vietnam​