1256, if something is more than 5 then it goes up but if it's 4 or lower it goes down so 1256 rounded up to the nearest hundredth is 1300. Also because 1256 is closer to 1300 than it is to 1200.
1256 when rounding to the nearest hundredth, you look at the number behind it, 4 or less round down; 5 or more round up. Since in the tenth place there's a 5 you round up to 1300.
