Significant Figures
How many significant digits?
200.03
5
200.3 x 5.4
1081.62
How many minutes in a day?
60 minutes in hour
24 hr in day
1440
Write 2340 in scientific notation
2.34 x 10^3
How many cm is 1 m.
100
Is the 0 significant?
001
No
80.1/2.1
38.14
How many inches in 2 yards
12 inched in foot
3 feet in a yard
72
Write 1.2 x 105 in standard notation
120000
How many meters in one km?
1000
When adding significant figures, do both numbers have to have the same amount of of decimal places?
Yes
10 F to C
-12.222
Subtract
3.00
2.04
0.96
10 kelvin to F
-441.67