Wednesday, September 16, 2020
Wednesday, July 8, 2020
Addition and Subtraction of Significant Figures
The problems and examples in the video are arranged from basic to difficult
from start to finish..
Practice Exercises:
Add and subtract the following numbers:
1.)0.0056 + 0.028 + 0.004
2.) 953255 - 105300 - 200456
3.) 4.33 + 2.348 - 1.426
4.) 68.34 - 42.5 + 2.0
5.) 2.934 - 1.20 + 1.75
CHECK YOUR ANSWERS
Wednesday, June 24, 2020
Rounding Off Significant Figures
The problems and examples in the video are arranged from basic to difficult
from start to finish..
Practice Exercises:
Round off the following Significant Figures:
1.) 1752304 cm to 4 S.F.
2.) 0.015670 m to 1 S.F.
3.) 238.5057 cm to 5 S.F.
4.) 476,232.0 cm to 3 S.F.
5.) 24.0054 cm to 2 S.F.
CHECK YOUR ANSWERS
Friday, June 19, 2020
Monday, June 15, 2020
Wednesday, June 10, 2020
The Absolute Value of a Number
The problems and examples in the video are arranged from basic to difficult
from start to finish..
Practice Exercises:
Give the absolute value of the following:
1.) | 20 + 30 - 40 |
2.) | - 2 / 3 + 1 / 3 |
3.) - | (2) (5) - 15 |
4.) | - 10 sqrt 5 | + |-5 sqrt 5 |
5.) - | 10 - 30 | + | (50 + 30) / 2 |
Thursday, June 4, 2020
Sunday, May 31, 2020
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