Answer:
0.1*√20000 = 14.1421356237
-0.05*√28800 = -8.48528137424
Step-by-step explanation:
The 8 in position 4 (from the left) means 800 and the 5th 8 means 80
so position 4 8 is ten times the the next 8. - as you would expect because its the decimal system based on 10.
difference = 800-80 = 720.
Answer:
36 
Step-by-step explanation:
<u>(5</u>
<u> x 3)</u> + (10 ÷
)
(16
) + <u>(10 ÷ </u>
<u>)</u>
<u>(16</u>
<u>) + (20)</u>
36 
Answer:
287 books
Step-by-step explanation
there was already 239 books. when the problem mentoins that Mary ADDS MORE books to the shelf, the operation is addition.
239+48=287