Page 178 - TB_5B

NUMINO

Unit 24. Fractions, Decimals, and Percents Activity 1 P. 70~71

P. 68~69 1 . b . 70 out of 100

36 , 0.36 70
100 100
0.7
34 , 0.34 70%
100
c . 60 out of 100
16 , 0.16
100 60
100
B 0.6
60%
Number of squares in B: 7
Fraction: 7 Decimal: 0.07 d . 30 out of 100

100 30
100
C 0.3
30%
Number of squares in C: 4
e . 52 out of 100
Fraction: 4 Decimal: 0.04 c.
100 52
100
0.52
52%

2. b.

D

Number of squares in D: 14 d. e.

Fraction: 14 Decimal: 0.14
100

E Let students know that coloring 100 squares
shows 100%.
Number of squares in E: 20 There should be more than 100 squares to color
Fraction: 20 Decimal: 0.2 in order to show 120%, 150%, and 200%.

100

Activity 2 P. 72~73
1 . a . 20%
b . 75%
c . 5% d . 37.5%

Answers 167