(305 + 405) 355 ÷ 2 = 355
Therefore, 355 is half way between 305 and 405.
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The use of the digit 0 in a number is to indicate place value. It enables you to distinguish between 405 and 45, for example.
Yes 405 is composite. Its factors are 1,5,81,and 405. There could be more but i don't know it! =)
To make a percentage a faction put it over 100 and simplify: 405 % = 405/100 = 45/100 = 41/20
I assume you mean to find the prime factorization of 405. If so: 34 x 5
The answer is 22. Start at the number 405, then every 9th number 594. Subtract 405 from 594 and you get 189. Then divide 189 by 9 and you get 21. Add the number 405. The answer you get is 22.