6,256 rounded to 1 significant figure is 6,000
When rounding 1286 to 2 significant figures, you must consider the first two non-zero digits from the left. In this case, those digits are 1 and 2. The digit to the right of 2 (8) is greater than 5, so you round up. Therefore, 1286 rounded to 2 significant figures is 1300.
When rounding 7463 to 2 significant figures, we look at the digit in the hundred's place, which is 4. Since the digit immediately to the right of the hundred's place is 6, which is 5 or greater, we round up the hundred's place digit by 1. Therefore, 7463 rounded to 2 significant figures is 7500.
Well, when we round 99.9 to 2 significant figures, it becomes 100. Remember, we look at the digit after the second significant figure to determine if we round up or keep the number as it is. Just like adding a happy little tree to a painting, rounding can help simplify numbers and make them easier to work with.
Oh, dude, you're asking me to round 1467 to three significant figures? Like, why do you even care about that extra digit? But hey, if you must know, 1467 rounded to three significant figures is 1470. Happy now?
Sometimes they are. 101.1203 has seven significant figures: 1, 0, 1, 1, 2, 0 and 3. 12.2300 has six significant figures: 1, 2, 2, 3, 0 and 0. 120.00 has five significant figures.
Well, when we round 99.9 to 2 significant figures, it becomes 100. Remember, we look at the digit after the second significant figure to determine if we round up or keep the number as it is. Just like adding a happy little tree to a painting, rounding can help simplify numbers and make them easier to work with.
At least 1 and at most 7. It could be 3,999,999.9 rounded to 7 significant figures; It could be 3,999,999 rounded to 6 significant figures; It could be 4,000,015 rounded to 5 significant figures; It could be 4,000,429 rounded to 4 significant figures; It could be 3,999,999 rounded to 3 significant figures; It could be 4,049,999 rounded to 2 significant figures; It could be 4,492,467 rounded to 1 significant figure.
7000
A number with only 1 significant figure can't be rounded to 3 significant figures
4000 has between 1 and 4 significant figures: if it is a rounded number, then it could have been 3999.9, for example, which would be rounded to 4000 to 1, 2, 3 or 4 significant figures.
5.000e-1 = 1.8394 When rounded to two significant figures, the answer would be 1.8
6,256 rounded to 1 significant figure is 6,000
It already is rounded to three significant figures.
76.51 rounded to 1 significant figures would be 77
e A number that has only 1 significant figure can't be rounded to 3 significant figures
0.53