How do you find the product $14(-5)$ ?

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Answer 1 · 2016-12-28T13:59:45

$-70$

$14xx(-5)$

1) Multiply the $""14" "$ and $5" "$ separately

2) Put the correct sign at the front according to the rule:

$+xx+=+$

$-xx- =+$

$+ xx - =-$

$- xx + =-$

1) $14xx5$

a quick way to multiply by $" "5$

add a zero, then half the answer

so $14 xx5=140-:2=70$

2) sign, we have a

$+ xx - =-$

so answer $=-70$

How do you find the product 14(-5)14(-5)?