Homework Journal

Date: 01/11/2012

TBD

Date: 01/18/2012

#14 (p. 23)

#15 (p. 10)

Date: 01/25/2012

#45 and #46 (p. 35)

#37 (p. 34) – after prime-factorizing, sort the factors in the ascending order

#33 (p. 34)

#47 (p. 35)

Date: 02/01/2012

#58 (p. 36), #38 (p. 34)

#48 and #49 (p. 35)

#39 (p. 34), #50 (p. 35)

Date: 02/08/2012

Date: 02/15/2012

No homework. Have a great vacation!

Date: 02/22/2012

February Break - no class

Date: 02/29/2012

Date: 03/07/2012

1. Find out by how many percent the first number was increase or decreased to get the second.

(a) $796 \rightarrow 995$
(b) $275 \rightarrow 429$
(c) $225 \rightarrow 279$
(d) $618 \rightarrow 927$
(e) $500 \rightarrow 230$
(f) $700 \rightarrow 175$
(g) $150 \rightarrow 222$
(h) $700 \rightarrow 28$
(i) $75 \rightarrow 3$
(j) $225 \rightarrow 117$

2. Find the Greatest Common Factor and Least Common Multiple of the two numbers.

(a) $42$ and $56$
(b) $100$ and $75$
(c) $48$ and $80$
(d) $54$ and $72$
(e) $98$ and $56$
(f) $36$ and $60$
(g) $30$ and $75$
(h) $28$ and $98$
(i) $56$ and $70$
(j) $66$ and $88$

Date: 03/14/2012

Date: 03/21/2012

Date: 03/28/2012

Date: 04/04/2012

1. $\dfrac{72}{77} \cdot \dfrac{21}{67}$
2. $\dfrac{46}{59} \cdot \dfrac{23}{24}$
3. $\dfrac{35}{76} \cdot \dfrac{29}{60}$
4. $\dfrac{44}{75} \cdot \dfrac{93}{100}$
5. $\dfrac{29}{54} \cdot \dfrac{63}{82}$
6. $\dfrac{15}{19} \div \dfrac{5}{11}$
7. $\dfrac{15}{17} \div \dfrac{5}{18}$
8. $\dfrac{9}{14} \div \dfrac{9}{17}$
9. $\dfrac{8}{13} \div \dfrac{6}{11}$
10. $\dfrac{5}{18} \div \dfrac{13}{16}$
11. $\dfrac{10}{17} \div \dfrac{2}{13}$
12. $\dfrac{4}{13} \div \dfrac{2}{15}$
13. $\dfrac{1}{20} \div \dfrac{5}{14}$
14. $\dfrac{14}{19} \div \dfrac{7}{18}$
15. $\dfrac{15}{17} \div \dfrac{5}{9}$