Significant figures;
Example;
8064 = 8000 (correct to 1 significant figures)
8064 = 8100 (correct to 2 significant figures)
8064 = 8060 (correct to 3 significant figures)
0.00508 =0.005 (correct to 1 significant figures)
0.00508 = 0.0051 (correct to 2 significant figures)
2.00508 = 2.01 (correct to 3 significant figures)
Decimal Places
Example
0.0647 = 0.1 (correct to 1 decimal places)
0.0647 = 0.06 (correct to 2 decimal places)
0.0647 = 0.065 (correct to 3 decimal places)
2.0647 = 2.065 (correct to 3 decimal places)
Standard Form:
The number a x 10n is in standard form when
1≤ a < 10 and n is a positive or negative integer.
Eg: 2400 = 2.4 x 103
0.0035 = 3.5 x 10-3
Example;
8064 = 8000 (correct to 1 significant figures)
8064 = 8100 (correct to 2 significant figures)
8064 = 8060 (correct to 3 significant figures)
0.00508 =0.005 (correct to 1 significant figures)
0.00508 = 0.0051 (correct to 2 significant figures)
2.00508 = 2.01 (correct to 3 significant figures)
Decimal Places
Example
0.0647 = 0.1 (correct to 1 decimal places)
0.0647 = 0.06 (correct to 2 decimal places)
0.0647 = 0.065 (correct to 3 decimal places)
2.0647 = 2.065 (correct to 3 decimal places)
Standard Form:
The number a x 10n is in standard form when
1≤ a < 10 and n is a positive or negative integer.
Eg: 2400 = 2.4 x 103
0.0035 = 3.5 x 10-3