A) You made two measurements of lines that you now need to subtract the two measurements are M1 equals 109.99 m and M2 equals 61.1 m how should you report the difference and one minus M2 with the correct number of significant figures. B) you made a mass measurement of 456.4 g in the volume measures meant of 31.999 cm^3. To calculate the density, you use the formula. How should you report the value of density with the correct number of significant figures