Answer
$5\dfrac{3}{4}$
Work Step by Step
Use the rule $a-(-b) = a+b$ to obtain:
$=\left(+1\dfrac{3}{4}\right)+4
\\=(1+4)+\dfrac{3}{4}
\\=5\dfrac{3}{4}$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 2 - Section 2.4 - Signed Fractions - Exercises - Page 118: 13
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