Question

VMultiply 9 by the difference of the place
value and face value of 4 in 25487.​

Answer 1

$\underline{\pink{Face \:value :}}$

Every digit in a number has a face value.

" The Face value is the value of digit itself ."

$\underline{\pink{Place \:value :}}$

The value represented by a digit in a number on the basis of its position in the number.

$Here, given \: number \: 25487$

$i) Face \: value \: of \: 4 \: in \: 25487 = 4$

$ii) Place \: value \: of \: 4 \: in \: 25487 = 400$

$iii) Difference \: of \: the \: place \: value \: and\\face \: value \: of \: 4 \: in \: 25487 \\= 400 - 4 \\= 394$

/* According to the problem given */

$\red{ Required \: number } \\= 9 \times ( Difference ) \\= 9 \times 394 \\= 3546$

Therefore.,

$\red{ Required \: number } \green { = 3546}$

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