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Quiz
| Question | Answer |
|---|---|
| prime numbers | has only 2 factors |
| composite numbers | has more than 2 factors |
| exponents/powers | 2 forth/2 x 2 x 2 x 2 |
| integers-ordering | -6,-1,0,9,74,2 -6,-1,0,2,9,74 |
| adding integers | neg+neg=a bigger neg neg+pos=subtract, take the sign of the bigger # pos+pos=a bigger pos |
| subtracting integers | neg-neg=change to addition=a bigger neg neg-pos=change to addition=take the sign of the bigger # pos-pos=change to addition=a bigger pos |
| multiplying integers | neg x neg=pos pos x pos=pos pos x neg=neg neg x pos=neg |
| dividing integers | neg/neg=pos pos/pos=pos pos/neg=neg neg/pos=neg |
| order of operations [pemdos] | 1. 55 / 5 x 2 2. 11 x 2 3. 22 |
| algabra | language of symbols including variables |
| algebraic exprestion | a combination of variables numbers and at least one operation |
| evaluate | find the value of the algebraic expression |
| variable | a symbol, usually a letter, used to represent a number |
| a + 15 = 23;6,7,8 | a=8 |
| 35 = 45 -n;10,11,12 | n=10 |
| 6w = 30;5,6,7 | w=5 |
| 36 ./. s = 4;9,10,11 | s=9 |
| j+7=13 | j=6 |
| 22 ./. y =2 | y=11 |
| 54 =6b | b=9 |
Created by:
haileigh487
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