It is 1213.
It is simply 1213.0
It is: 1213 because .6 is greater than .5
1213 because .5 and + go to the next place value. 5 and - will go to the lower place value.
A decimal number is simply a way of representing a number in such a way that the place value of each digit is ten times that of the digit to its right. A decimal representation does not require a decimal point. So the required decimal representation is 1213, exactly as in the question.
1213 x 246565 = 299083345
Stephen Langton was the Archbishop of Canterbury in 1213.
1213+356 = 1569
12*13=156
1213 bc
1213/100
1034