2600 divided by (4.184)(25.6) and answer with correct number of significant figures
2600 / (4.184 x 25.6 ) = 24.27402008 (approximately)
2600 has 2 significant digits (ignore the ending zeros).
4.184 has 4 significant digits.
25.6 has 3 significant digits.
The answer cannot have more significant digits than the least of the numbers in the problem; in this case, two significant digits.
So, keeping only two significant digits, the answer rounds to 24.
2600 / (4.184 x 25.6 ) = 24.27402008 (approximately)
2600 has 2 significant digits (ignore the ending zeros).
4.184 has 4 significant digits.
25.6 has 3 significant digits.
The answer cannot have more significant digits than the least of the numbers in the problem; in this case, two significant digits.
So, keeping only two significant digits, the answer rounds to 24.