Download - 7th pre alg -l22--oct9
lesson 22.notebook
1
October 09, 2012
Assignment:
1>Set 23 (odds) Due Tomorrow (10/10)
2>Test #2 signed??
lesson 22.notebook
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October 09, 2012
Lesson 22 WarmUp:1) Classify this triangle by sides and by angles AND state the measure of each angle.
2) Alex read 20 pages per hour. How many pages can he read in 1 1/4 hours?
3) If four boxes weigh 20 pounds, how much would six boxes weigh?
4) What is 25% of 400?
5) Simplify:4 + (11 + 32) x 23
A
B
C
lesson 22.notebook
3
October 09, 2012
Lesson 22:FYI>
*To multiply fractions if possible, "cancel" first
then multiply tops then multiply bottomsSIMPLIFY!!
*To divide fractions flip the 2nd fraction first
if possible, "cancel" then multiply tops then multiply bottomsSIMPLIFY!!
lesson 22.notebook
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October 09, 2012
Examples Lesson 22
Simplify.A) 1/4 x 1/2
B) 1/2 x 3/4
C) 5/6 x 2/3
D) 3/4 x 1/3
lesson 22.notebook
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October 09, 2012
E) What number is 1/2 of 3/5?
F) What number is 2/3 of 3/4?
Write the multiplicative inverse of the number.
G) 3/8
H) 4
lesson 22.notebook
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October 09, 2012
I) How many 2/3's are in 1?
J) 1 3/5
K) 1 1/6
L) How many 1/2's are in 3/4?
lesson 22.notebook
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October 09, 2012
Simplify.
M) 2/3 3/4
N) 3/4 2/3
O) 3/4 1/3
