Estimate These Calculations

Question 1:

2.55×0.0813

0.24

Question 2:

8.52×0.0236

0.18

Question 3:

3.379 0.44

7.5

Question 4:

75.61 0.79

100

Question 5:

29.2×4.79 0.47

300

Question 6:

3.71×26.2 0.51

240