Significant Figures

101.23 = 17 or 1.7 x 101, which has 2 sig figs because there are 2 sig figs in the mantissa (.23). 7. For multiple calculations, compute the number of significant digits to retain in the same order as the operations: first logarithms and exponents, then multiplication and division, and finally addition and subtraction. o When parentheses are ... ................
................