Exactly 31 times
267
Once with a remander of 27
1.1481
9 x 27 + 2 x 31 - 28..... Multiplication sums are first so... 9 x 27 = 243 & 2 x 31 = 62.This gives the new sum of 243 + 62 - 28. Addition is next... 243 + 62 = 305.Finally... 305 - 28 = 277
Exactly 31 times
31
267
Once, remainder 4.
Well, let's see here. To figure out how many times 31 goes into 399, we can simply divide 399 by 31. When we do that, we find that 31 goes into 399 about 12 times with a remainder of 7. Isn't that just a happy little reminder that numbers can be divided in different ways?
Once with a remander of 27
1.1481
9 x 27 + 2 x 31 - 28..... Multiplication sums are first so... 9 x 27 = 243 & 2 x 31 = 62.This gives the new sum of 243 + 62 - 28. Addition is next... 243 + 62 = 305.Finally... 305 - 28 = 277
31
0.871
27 and 31 are prime.
It is: 31+27+29 = 87