380/5 = 76
No.
To round 381 to the nearest ten, you look at the digit in the ones place, which is 1. Since 1 is less than 5, you round down. Therefore, 381 rounded to the nearest ten is 380.
700-381 = 319
254. 381 / 3 * 2
518
8.1064
No.
It is divisible by 3 because 381/3 = 127
5 zeros
On December 5 1955 was when the boycott started and it lasted 381 days
To round 381 to the nearest ten, you look at the digit in the ones place, which is 1. Since 1 is less than 5, you round down. Therefore, 381 rounded to the nearest ten is 380.
0.0079
381 3,127
700-381 = 319
381
1, 3, 127, 381
584 + 381 = 965