<span>Scale drawings make it easy to see large things on paper, like a house or road</span>
The second and the third one are similar.
0.636
Add a 0 then a decimal .you will see the number 70 goes with 6 *11=66
then the remainder will be 4 , add a 0 and you will see the number goes with 3*11= 33 then the remainder will be 7 again add a 0 and multiply 6. You will get your answer.