Sig Figs Practice

Part 1: Determine the number of significant figures

1. _____ 1.6200 x 1014
2. _____ 12.70
3. _____ 12800
4. _____ 0.00103
5. _____ 440000

 

Part 2: Perform the calculations and write the answer with the correct number of significant figures

1. _____ 32 x 1.2
2. _____ 2.9 – 1.04
3. _____ 64 / 6
4. _____ 4.21 x 700
5. _____ 4.21 + 700