Express the following numbers to four significant figures:
1·78986 × 103


The four significant figure:
1·790 × 10
3
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Compute the following keeping in view the proper number of significant figures:
fraction numerator 52.874 space cross times space 0.03482 over denominator 0.24 space cross times 8 end fraction




Leaving the exact number 8, the least precise term has two significant figures. Therefore, the reported result after rounding off is 0·96 (containing only two significant figures).
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Express the following numbers to four significant figures:
0·007837


0·007837 (zero to the left of the fist non zero digit in a number are not significant)
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Express the following numbers to four significant figures:
5.607892


The four significant figures:
5·608
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Express the following numbers to four significant figures:
32.392800


The four significant figures:
32·39
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