5.6
2.99 rounded to three significant digits is 2.96 2.99 rounded to two significant digits is 3.0
222.008 mm rounded to four significant digits is 222.0 mm
0.037
1050 contains 4 significant digits and cannot be rounded to two significant figures without changing the value of the number.
1.0e3L
To express 62.83 to two significant figures, you round it to the nearest value that retains the two most important digits. The first two significant digits are 6 and 2, so rounded, 62.83 becomes 63. Therefore, 62.83 to two significant figures is 63.
To round 296124 to two significant figures, we focus on the first two digits, which are 29. The next digit is 6, which is greater than 5, so we round up. Therefore, 296124 rounded to two significant figures is 300000.
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.
1,000 to 2 s.f., or 1,000 (2 s.f.) or 1,000.
It has two significant digits.
No, it has 3 significant digits.
Any measurement may have two significant digits.