2
800
I think your question is asking how you would round 17.521 to the nearest number with 1 significant figure...if that's the case, it would round to 10.
700 or 650.8
2000
It has 1 significant figure.
200
It is 0.01
7000
0.9
2,000,000
0.1
9000
10000000
800
100
round to the first significant figure
I think your question is asking how you would round 17.521 to the nearest number with 1 significant figure...if that's the case, it would round to 10.