They are both the same
1 millenium - 1000 yrs
1 century -100 yrs
100 x 10 - 1000yrs
If Nico gave away some red circles and you would like to know how many red circles does he have left, you can calculate this using the following step:
Nico has 15 red circles.
n ... the number of red circles that he gave away
15 - n ... the number of circles that Nico still has
The correct result would be 15 - n.
Answer:
A
Step-by-step explanation: