Elmer has a collection of 300300300 fossils. Of these, 21\%21%21, percent are fossilized snail shells.

How many fossilized snail shells does Elmer have?

here

21% of 300 = 63

Yes it's 63 thanks to this person who gave the answer or else l would have missed it on Khan academy.

To calculate the number of fossilized snail shells Elmer has, we need to find 21% of the total number of fossils he has.

Step 1: Convert the percentage to a decimal by dividing it by 100.
21% ÷ 100 = 0.21

Step 2: Multiply the decimal by the total number of fossils.
0.21 x 300300300 = 63063063

Therefore, Elmer has 63,063,063 fossilized snail shells.