1. Using your estimation skills, tell me what answer
is correct to the following problem:
If a suit is orginally $800 and
it is on sale at 30% off, how much does it cost?
A.$680
B.$580
C.$560
D.$460
____________
2. What is 456.3 x 1021written in scientific
notation? _________
3. Rounded to the nearest tenth, what is .0678? __________
4. If the dog population of savannah rounded to the
nearest hundred is 4000,
what are the largest and smallest
actual population?
smallest = __________
Largest = ___________
5. Pick the largest and smallest number from the following
5 numbers.
-.02
-.022
-.2
-.0020
-.0222
Largest = ___________
Smallest = __________
6. 3.45 x 10-4 = _____________________________
7. In scientific notation 7 million is _____________________
8. As a decimal 145% is _____________________
9. As a fraction in lowest terms, 4% is ________________
10. In lowest terms 140/360 = _______________
11. Give a simple fraction between 3/8 and
2/5
______________
12. What answer would the TI-83 display for 4.3 + 2 if under
the mode it was
set at 0 instead of
float?
___________