internet version percent and decimal
TRANSCRIPT
Objective: I will be able to change fractions into percents and decimals. I will complete three out of four problems
on the exit slip.
• Warm Up & Announcements (20 min)• Test Taking Strategy #2 and #3 (5 min)• What is a “Percent”? (5 min)• Fractions to Percents (10 min)• Percent Word Problems (25)
– Estimate to Eliminate (10 min)– HW (15 min)
• Fractions and Percents to Decimals (20 min)• Race (5)• Exit Slip (15)
L4
Complete the Exit Slip and tape in
your homework to L3.
02/18/10 Warm Up
• ____________ every day (Except Tuesday)
from 3:10- _______
• Detentions• CAHSEE Prep on Saturday from 10 to 2
Tutoring 4:10
Test Taking Strategy #2Underline all
important information!
Test Taking Strategy #3
Estimate to Eliminate
Percents and DecimalsWhat is a Percent?
CenturyCentipedeCentPercent
Por Ciento
100 Years
100 Legs
100 in a Dollar
Out of 100
Find the equivalent fraction and the percent
14
___ 100
= ➜ %
8_10
___ 100
= ➜ %
25
___ 100
= ➜ %
3650
___ 100
= ➜ %
25 25
80 80
72 72
40 40
What will this look on the CAHSEE?
45
___ 100
= ➜ %
What if it looks like this on the CAHSEE?
Estimate to Eliminate!7
1 6__
_
=
➜
%
9642
42
Estimate these percentages71
1
___ = ➜ %
3052
___ = ➜ %
56
___ = ➜ %
7_1
2
___ = ➜ %
63
9963
104
60 60
Homework Practice!
•3 out of 4 Rule•Underline Important Information
•Estimate to Eliminate
How can we find the decimal?
Think MONEY!
87100
32100
61100 2_100
= 0.87
= 0.32
= 0.61
= 0.02
What will this look on the CAHSEE?
620
___ 100
= ➜ 30
0.30
What if it looks like this on the CAHSEE?
Estimate to
Eliminate!
38
___ 96
=
➜
36
0.36
Fill in this ChartFraction (lowest terms)
Fraction (out of 100)
Percent Decimal
34100
75%
0.06
0.3434%17100
•You CAN use your notes
•You canNOT talk
Exit Slip!