Question
$32 \times (27 \times 19) = (32 \times $ ______$) \times 19$
✓
Answer
$32 \times (27 \times 19) = (32 \times 27) \times 19$
Solution: If $a, b$ and $c$ are any three natural numbers,
then $a \times (b \times c) = (a \times b) \times c [$by multiplicative property$]$
Solution: If $a, b$ and $c$ are any three natural numbers,
then $a \times (b \times c) = (a \times b) \times c [$by multiplicative property$]$
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