Question

Subtract 3 3 by 4 -2 1 by 2
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Answer 1

Answer:

$\frac{33}{4} - \frac{21}{2}\\=\frac{33}{4}-\frac{42}{4} \\=\frac{33-42}{4}\\ =\frac{-9}{4}$

Answer 2

Answer:

33/4-21/2

=33-42/4

=-9/4