The respective numbers of significant figure for number 23.023,0.0003and 2.110^-3

Hello Aaryan,

All the accurately known digits and first doubtful digit in an expression are called significant figures.

• Digits other than zero are always significant.
• Zeroes between significant digits are also significant.
• Zero on the left of the significant figures is not significant.
• Zero on the right of the significant figure is not significant.
• Zero on the right of a fractional number is significant

For first, 23.023 there are 5 significant figures.

0.0003 there is only 1 significant figure.

2.1×10^-3 there are 2 significant figures.

Hope this clear your doubt.

All the Best.

Hey Aryan in response to your query as you have asked for the respective significant numbers for the number 23.023 and 0.0003 and 2.110 ^ -3 then I must tell you the significant numbers are 5 ,4 and 5 respectively. I hope your query is solved. Thank you so much