| Number Scientific Notation Significant Figures | 800 8.0×10 2 1 | 80 8.0×10 1 1 | 81.60 8.15×10 1 4 | 8000 8.0×10 4 1 |
|---|
How many significant figures does 100 have?
100 has
1 significant figure
. 4) Zeros in the beginning of a number whose only function is to place the decimal point are not significant. Example: 0.0025 has 2 significant figures.
How many significant figures does 75 have?
When a number has a decimal point but no trailing digits, the decimal point indicates that there is at least one zero following it. For instance, the number 75. is treated as 75.0 and has
three significant digits
.
How many sig figs is 60?
| Number Scientific Notation Significant Figures | 60 6.0× 10 1 1 | 6000 6.0×10 3 1 | 600 6.0×10 2 1 | 64.00 6.4×10 1 4 |
|---|
How many significant figures does 180 have?
| 2 180 1.8 × 102 | 1 200 2 × 102 |
|---|
How many significant figures does 50 have?
Example: 50.00 (4 significant figures), 50 (
1 significant figure
), 50.
How many significant figures does 0.00120 have?
We are given a number 0.00120, we have to find its significant figures. Since it has zero before the decimals, they will be insignificant, and after the decimal all are significant, so,
3 significant figures
. Hence, 0.00120 have 3 significant digits.
How many significant figures does 10000 have?
| Number Scientific Notation Significant Figures | 10000 1.0×10 4 1 | 0.0010 1.0×10 – 3 3 | 15.0 1.5×10 1 3 | 15.0 1.5×10 1 3 |
|---|
How many significant figures does 210 have?
| Number of Significant Figures Rounded Value | 5 207.52 8 rounds the 1 up to 2 | 4 207.5 2 is dropped | 3 208 5 rounds the 7 up to 8 | 2 210 8 is replaced by a 0 and rounds the 0 up to 1 |
|---|
How many significant digits does 1.00 have?
| Number Scientific Notation Significant Figures | 100.000 1.0×10 2 6 | 100.00 1.0×10 2 5 | 10 1.0×10 1 1 | 1261.63 1.26163×10 3 6 |
|---|
How many significant figures does 0.001 have?
The first significant figure is the first non-zero value. Example: 0.001, 1 is the significant figure, hence 0.001 has
one significant figure
. Trailing zeros
How many significant figures does 250 have?
250 The trailing zero is not significant (no decimal point). The number 250 has
2 significant figures
.
How many significant figures does 600 have?
100, 200, 300, 400, 500, 600, etc. In this way, there is only 1 significant figure. If it had been 600., then the next number would be 601, then 602, etc, and 600. would have
3 significant figures
.
How many significant figures does 20 have?
mL are used, then there are
2 sig figs
in the number 20.
How many significant figures does 4.03 have?
A decimal point is usually inserted after the first significant digit. The number 403,000 has no decimal places. The
three significant digits
are 4, 0, 3. In scientific notation, it would be written 4.03 x 10
5
.
How many significant figures does 0.0100 have?
0.0100 contains
three significant figures
. Therefore, the decimal portion of the log answer (the mantissa) contains three significant figures. The preceding integer (the characteristic “2” in this case) does not count toward the significant figure total.
