Significant Figures Gcse Maths Steps Examples Worksheet Example 1: rounding to one significant figure. round 3692 to one significant figure 1 s.f. locate the significant figure for the degree of accuracy required. the first non zero digit is the first significant figure. 3 692. the first non zero digit is the 3, therefore 3 is the first significant figure. Next: rounding highest lowest practice questions gcse revision cards. 5 a day workbooks.
Significant Figures Worksheets The next significant figures immediately follows, and so on… example: round 0.04529 to 2 significant figures. step 1: determine the cut off point. here this is after the 2 nd significant figure. the 1 st significant figure is 4 as the first 2 digits are zeros. the 2 nd significant figure is the 5. the cut off point is between the 5 and the 2. For the value of 37,425 – the digit with the highest place value is 3, so this is the 1st significant figure. the digit 7 has the 2nd highest place value in this number, so the 2nd significant. The following diagram shows how to determine the number of significant figures in a given number. scroll down the page for more examples and solutions using significant figures. gcse maths rounding to decimal places and significant figures using a calculator and significant figures. gcse maths revision exam paper practice & help. Solution: the number 72.347162, rounded to 4 significant digits is 72.35. example: write 3758 correct to the nearest 1000. solution: 3758 correct to the nearest 1000 is 4000. example: write 56.78 correct to one e significant figure. solution: 56.78 correct to one significant figure is 60.
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