magnitude estimate for 9.3*2.8=_
The exact answer for 9.3*2.8 is 26.04, but we only have 2 significant figures in each of the factors, so 26 is the estimate.
about 18
The exact answer for 9.3*2.8 is 26.04, but we only have 2 significant figures in each of the factors, so 26 is the estimate.
about 18