Question

Weite down the no. is terminate after how decimal expansion 6/15​

Answer 1

Answer:

Hence, the decimal expansion of 615 is terminating. The denominator is of the form 2m×5n. 2 m × 5 n . Hence, the decimal expansion of 3550 is terminating.

Answer 2

Correct question :

Write down the decimal expansions of the number 6/15 terminating decimal expansions .

Required answer :

Given :

• The number 6/15 terminating decimal expansions .

To find :

• No. of terminate

Solution :

We know that ,

$\sf \: = \frac{6}{15} = \frac{2}{5} = \frac{2}{2 {}^{0} \times 5 }$

Now ,

Divide it

$\sf \: = \frac{2 \times 2}{2 {}^{0} \times 5 {}^{1} \times 2 }$

Multiple it

$\sf = \frac{4}{1 \times 10}$

$\sf \: = \frac{4}{10}$

$= \: \underbrace \red{0.4}$

$\sf \: Hence \: , the \: answer \: is \: \underbrace \red{0.4 \:}$