The least number of significant figures in any number of the problem determines the number of significant figures in the answer which in this case is 656.64
273.821 contains 6 significant figures. Rounding that to Hundredths (5 sig. figures) it becomes 273.82 Rounding it to Tenths (4 sig. figures) it becomes 273.8 And Rounding it to the nearest whole number (3 sig. figures) it becomes 274 etc., etc.
10 significant figures.
22.3-9.7
Use the rules of significant figures to answer the following : 22.674 * 15.05. Answer: 341.2
102.03
273.821 contains 6 significant figures. Rounding that to Hundredths (5 sig. figures) it becomes 273.82 Rounding it to Tenths (4 sig. figures) it becomes 273.8 And Rounding it to the nearest whole number (3 sig. figures) it becomes 274 etc., etc.
10.34
4 significant figures.
4
10 significant figures.
22.3-9.7
Use the rules of significant figures to answer the following : 22.674 * 15.05. Answer: 341.2
102.03
203.05
302.6
302.05
3 of them.