Cupcakeduckie12 Cupcakeduckie12
  • 20-10-2020
  • Mathematics
contestada

use compensation to find different mentally . explain how you found the difference . 67.9 - 29.9 , 456.00 - 198.00

Respuesta :

arianazastocki
arianazastocki arianazastocki
  • 20-10-2020

Answer:

45

Step-by-step explanation:

Answer Link
AlizeBarnes
AlizeBarnes AlizeBarnes
  • 20-10-2020

Answer:

Here ya go!

Step-by-step explanation:

67.9- 29.9=                 67- 29+ 0.9- 0.9   =       38

456.00-198.00=         400+ 56- 100- 98 =       258

By expanding the equation to make it easier to solve. grouping the numbers in easier terms to be able to subtract them easier

Answer Link

Otras preguntas

Is it possible to express every decimal as a fraction (without rounding)? Why or why not?
Walters savings account has a balance of $273. After 5 years, what will the amount of interest be at 5% compounded quarterly?
When I was 2 years old, my sister was half of my age. Now Im 80 years old, how old is my sister?
Newspaper headlines don’t follow the rules of grammar. Do you agree? Substantiate your arguments with proper evidences.
What is the answer to 5x-7y=14
Is it possible to express every decimal as a fraction (without rounding)? Why or why not?
how can the boiling point of a liquid be raised without adding soluble impurity?
When I was 2 years old, my sister was half of my age. Now Im 80 years old, how old is my sister?
how do you calculate the circumference of a circle
Two end uses of wool