How do you simplify #4.19-2.016#?

1 Answer
EZ as pi
Dec 3, 2016

#2.174#

Explanation:

This is a normal subtraction of decimals.

Make sure that you write them with the decimal points aligned.
Convert 1 tenth to 10 hundredths to be able to subtract (borrow).

#" "4.190" "rarr" "4.18^1 0#
#" "ul(-2.016)" "ul(-2.016)#
#color(white)(.........................................)ul2.174#

Check:

#" "2.016#
#" "ul2.174#
#" "ul4.190#

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