Fill in the blanks. -9+-21 8 =(......)+(-9) - Vidyadip

Question

Fill in the blanks.
$-9+\frac{-21}{8}=(......)+(-9)$

✓

Answer

$-9+\frac{-21}{8}=\frac{-21}{8}+(-9)$
(By commutative Law of addition)

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