This is the concept of arithmetic. To calculate the percentage of time life has existed we proceed as follows;
According to history:
The age of earth is 4.6 billion years
the age of life is as it appeared from unicellular is 3.8 billion years.
thus the percentage of the above will be:
3.8/4.6 x 100
=0.82609x100
=82.609%
5000
Step-by-step explanation:
because u have to add
Answer:
are you okay ? that didnt really make sense sorry love
Step-by-step explanation:
Answer:
percent- 40%
decimal- 0.4
percent- 2/5
Step-by-step explanation:
you divide 30 by 12 because he practices piano 12/30 days of the month
Hey there! :D
99%=.99
100*.99= 99
100+99= 199
So, you would be correct. 99% of 100= 99 Nice work!
I hope this helps!
~kaikers
