<<@zaheerulislam968 says : For Whole numbers: (LEFT to RIGHT) significant figures starts from 1st non zero digit and ends at last non zero digit. For Example 210034300 (7 s.f.) For Decimals: (LEFT to RIGHT) significant figures starts from 1st non zero digit and ends at last digit. For Example 21004.300 (8 s.f.)>> <<@zaheerulislam968 says : you are making it very difficult>>
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