Question
What number added to $3.56$ gives $23.018$?

Answer

Let the required number be $x.$
According to the question,
$3.56 + x = 23.018$
$\Rightarrow x = 23.018 - 3.5$

$\Rightarrow x = 19.458$
Hence, $19.458$ when ​added to $3.56$ gives $23.018.$

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