Just 1
The two zeros are placeholders- placeholders are not significant
One - the trailing zeros are placeholders.
To determine the number of significant figures, count the digits in the value, excluding any leading zeros. All non-zero digits are considered significant. For example, the value 0.0052 has two significant figures.
28 is 100(28/63) = 44 percent, to the justified number of significant digits.
192 digits
425
There are 2700 digits.
1100
100 quadrillion is written as 100,000,000,000,000,000. It has 15 digits in total.
Here are the first 100 digits in Pi.3.1415926535897932384626433832795028841971693993751058209749445923078164062862089986280348253421170679Thank y'all for reading
101
7 digits
100(2.58/58.45) = 4.41 %, to the justified number of significant digits.