How do you round each number to four significant figures? 0.004384010 cm and 431,801 kg?
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0
0.00
1384
cm and
431
,
8
00
kg
Explanation:
Start counting significant figures from the first non-zero digit from the left.
0.00
1384010
cm has 7 significant figures.
0.00
1384
cm has 4 significant figures. (the others fall away)
431.801
kg has 6 significant figures. the size of the number is about four hundred thousand. Despite any rounding, it must still be about four hundred thousand
431
,
8
00
kg has 4 significant figures. (the others fall away and are replaced by 0's as place holders.)
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