For example the length. How many significant figures are there in. Number Resources Chemistry Worksheets Chemistry Lessons Teaching Chemistry Here is a little game with significant figures. . The number of significant digits can be identified by counting all the values starting from the. The following example should help you visualize it. 81282 has 5 sig figs 3296934 has 7 sig figs Zeros between non-zeros are significant middle zeros. Significant figures or sf. Are the important digits or digits that improve the accuracy of our measurement. 7 has 1 significant figure 7. We start counting significant figures at the first non-zero digit of a number. The accuracy of an apparatus. Each measurement yields a numeric value. 23 x 103 x 319 x 104 73 x 107. So now back to the example posed in the Rounding Tutorial. If a number expressing the result of a measurement eg length pressure volume or mass