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GED Math Notes#1-11
Math Review_Rubio_Notes #All
| Question | Answer |
|---|---|
| What kind of test is the GED test? | Reading and Thinking |
| How many steps to every word problem? | Four |
| Step a. Read | Through the whole problem |
| Step b. Say | I can do this |
| Step c. Focus On | Bottom Line Question |
| Step d. Think About | The Words Of The Question |
| Ask | What do the words mean? |
| What operation do I use? | Add Subtract Multiply Divide |
| Combine and | Add |
| How many more, how many less, what is the difference eft or any comparing words then | Subtract |
| How many are IN something | Divide |
| A part OF something (1/2 of 2000, 90% of salary) | Multiply |
| Per in QUESTION means | Divide (per or unit rate refers to one.) |
| If I know something about ONE and want to know about MORE then | Multiply |
| If I know something about MORE and want to know about ONE, then | Divide |
| Fractions | Part of One |
| If the answer is a ratio, how many numbers do I need? | 2 |
| What kind of problem is it when the problem tells me something about two things and then asks me something about the SAME two things? | Proportion |
| What do I draw on my paper when I know I have one of these problems? | _______=_______ |
| What do I put on the left line? | What I Know |
| How do I work the problem? | Cross Multiply and Divide |
| Decimals | Part of One |
| Every fraction/decimal/percent can be written as | A fraction decimal percent |
| Change a fraction to a decimal by | Top Number Divided By Bottom Number |
| Change decimal to fraction by | Read It Write It Reduce It |
| 1/4 = | .25 |
| 1/2 = | .5 |
| 3/4 = | .75 |
| 1/3 = | .333 |
| 2/3 = | .667 |
| Percentage | Part of 100 |
| Every fraction/decimal/percent can be written as | fraction/decimal/percent. |
| What are the three parts of a percentage problem? | Part Base Rate |
| Triangles Part (piece of whole is) | รท Base X Rate (whole /of) (percent sign) |
| Percent of Increase/Decrease | Subtract and Divide by Original Shift = |
| Interest | P X T (years or months/12 x R shift = |
| Perimeter | Add around sides |
| Area | L X W (square units) = 2 |
| Volume | L X W X H (cubic units) = 3 |
| Mean | Average; Add & Divide |
| Median | Middle number; Order numbers first |
| Mode | Number repeated the most |
Created by:
jeni25
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