9/3/2009

1. Decimal fraction- A fraction with a denomotor that is a power of 10.

2. Diligent- Working hard.

3. Denominator- The number of equel size peaces to make one whole.

4. Percantage- The number of 100.2. Proportioally how much we have if 100 represents the whole thing. 6/8 = 75/100 75%.

5. Numarator- How many equel size peaces you have.

6. Rational Numbers- Numbers that can be writen using a raio. Example: /.33= 1/3 .5= 1/2.

9/25 Vocabulary words.

1. Common Denomiator- A multiple of all the denominator in the problem. The Lcm is the best common denomiator yo use.

2. Communicative Law- The math ruke that says that the order if the numbers in addition and multiplication probelms doesn't matter. Example: 1+3=3+1 ( a+b-b+a) 5*9=9*5 ( ab=ba)

3. Natural Numbers- The number you count with. (1,2,3,4)

4. Ebullient- (adective) intensely enthusiastis; very excited.