Question

Which expressions will produce an answer with the fewest significant figures?A. 12.2 - 4.7B. 22.3 - 9.7C. 23.51 * 56.2D. 3460 - 1790

Answer 1

Considering all the options

A. 12.2 - 4.7 = 7.5

B. 22.3 - 9.7 = 12.6

C. 23.51 * 56.2 = 1321.262

D. 3460 - 1790​ = 1670

From the results above, option A has the fewest significant figures