Worksheet: Significant Digits & Rounding

Thus, 0.0834 cm has three significant figures, and 0.02907 mL has four. RULE 3. Zeros to the right of a number after the decimal point . are. significant. Thus 138.200 cm has six significant figures. RULE 4. Zeros to the right of a number before the decimal point . may or may not. be significant. For example, we cannot tell whether 300 has one, two, or three significant figures. However, if it ... ................
................