Question

a number m is increased by 10


​

Answer 1

Answer:

Let the number be 100

when increased by 10% number will be

=100+

100

10

×100=110

when decreased by 10%

=110−

100

10

×110=99

Decrease in original value is (100-99)=1

Percentage decrease is

100

1

×100=1%

There will be 1 percent decrease

Answer 2

Step-by-step explanation:

$\sf{let \: the \: number \: be \: 100}$

when the number increased by 10% number will be

$100 + \frac{10}{100} \times 100 = 110$

when decreased by 10%

$110 - \frac{10}{100} \times 110 = 99$

decrease in original value is (100-99)=1

$percentage \: decrease \: is \: \frac{1}{100} \times 100 = 1%$

there will be 1% decrease