It is: 19.68
62.99685 rounded to 4 significant figures is 63.00
To round 644 to two significant figures, you look at the first two digits, which are 6 and 4. The next digit is 4, which is less than 5, so you do not round up. Therefore, 644 rounded to two significant figures is 640.
0.008
5.20 x 10^4
To round the number 1127436092 to four significant figures, identify the first four significant digits, which are 1127. The next digit is 4, which is less than 5, so you do not round up. Therefore, the number rounded to four significant figures is 1127000000.
62.99685 rounded to 4 significant figures is 63.00
7.0001 rounded off to 4 significant figures is 7.000
5020 has 3 significant figures. It could also have 4 significant figures if, for example, 5019.6 was rounded to 4 significant figures.
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.
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.
1050 contains 4 significant digits and cannot be rounded to two significant figures without changing the value of the number.
14.587020 rounded to four significant digits results in 14.59
The distance of Mercury from the Sun rounded to four significant figures is 5.790x107km. " x " shows the sign of multiplication.
Four.
0.008
5.20 x 10^4
0.0111