Question

Grade work: 5th class

Find the sum of all prime numbers under 30.

-10 pts-

Answer 1

Answer:

$2 + 3 + 5 + 7 + 11 + 13 + 17 + 19 + 23 + 29 \\ = 129$

Hope it helps you..

:-)

Answer 2

Answer:

1+2+3+5+7+11+13+17+19+23

103