How do you simplify #4.7+5.26+8.931#?

1 Answer
Jan 2, 2017

#18.891#

Explanation:

Adding with decimals is exactly the same as adding with hundreds, tens and units.
Only numbers with the same place value can be added together.

Hints:# rarr# align the decimal points under each other
#" "rarr# fill in zeros for missing decimal places
#" "rarr# add as usual from right to left, (carry any tens)

#" "4.700#
#" "+5.260#
#" "+ul8.931#
#" "18.891#