That doesn't look right.
38.9 + 5.58 + 7.0 + 15.8
Guestimating -- the answer should be in the 60s.
What answer do you get?
Add thirty-eight and nine tenths, five and fifty-eight hundredths, seven, and fifteen
and eight tenths.
A~1662?
6 answers
38.9 + 5.58 + 7 + 15.8
Significant digits will round to the whole number due to the 7.
Significant digits will round to the whole number due to the 7.
67.28
67.28?
Right. 67.28 is correct.
Yes, 67.28. I would not do any rounding off (to 67) unless told to.