Answer
Estimate: 6 (1) = 6
Exact: 6.948
Work Step by Step
5.79(1.2)
Lets First find Estimate:
5.79 (rounded to) 6
1.2 (rounded to) 1
5.79(1.2) = 6 (1) = 6
Now, lets find Exact:
5.79(1.2)
i.e.
5.79 (2 decimal point)
$\times$ 1.2 (1 decimal point)
_____
1158
+5790
_____
6.948 (1 + 2 = 3 decimal points)