ACTIVITY 1:
Perform the indicated operation and simplify.
1. (y + 2) (y – 2) = ____________________
2. (2x + 5) (2x – 5) = ____________________
3. (3xy + 1) (3xy – 1) = ____________________
4. (2m + n) (2m – n) = ____________________
5. (-2 + 4p2) (-2 – 4p2) = ____________________
ACTIVITY 2:
Applying the special products, multiply the following:
1. (18)(22)
2. (14)(16)
3. (7)(13)
4. (32)(28)
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Answers & Comments
Answer:
by finding the percent, ratio, fraction, or decimal form of
the given numbers. Copy the table and write the correct answers in your notebook.
Simplify all fractions. The first two items are done for you.
Items
Percent
Fraction
Decimal
Ratio Form
Form
Form
Form
1
38%
38 : 100
38 19
or
100 50
0.38
N
1
105%
105 : 100
105
100
or 1
1.05
20
3
a.
45 : 100
b.
C.
4
27%
a.
b.
c
C.
5
а.
64 : 100
b.
C.
6
5
lon
b.
a.
C.
7
a.
b.
C.
0.08
Step-by-step explanation:
by finding the percent, ratio, fraction, or decimal form of
the given numbers. Copy the table and write the correct answers in your notebook.
Simplify all fractions. The first two items are done for you.
Items
Percent
Fraction
Decimal
Ratio Form
Form
Form
Form
1
38%
38 : 100
38 19
or
100 50
0.38
N
1
105%
105 : 100
105
100
or 1
1.05
20
3
a.
45 : 100
b.
C.
4
27%
a.
b.
c
C.
5
а.
64 : 100
b.
C.
6
5
lon
b.
a.
C.
7
a.
b.
C.
0.08
by finding the percent, ratio, fraction, or decimal form of
the given numbers. Copy the table and write the correct answers in your notebook.
Simplify all fractions. The first two items are done for you.
Items
Percent
Fraction
Decimal
Ratio Form
Form
Form
Form
1
38%
38 : 100
38 19
or
100 50
0.38
N
1
105%
105 : 100
105
100
or 1
1.05
20
3
a.
45 : 100
b.
C.
4
27%
a.
b.
c
C.
5
а.
64 : 100
b.
C.
6
5
lon
b.
a.
C.
7
a.
b.
C.
0.08
Answer:
Activity 2:
Applying the special products, multiply the
following:
1).396
2.)224
3.)91
4.)896
Step-by-step explanation:
1.)18*22=396
2.)14*16=224
3.)7*13=91
4.)32*28=896
This symbol * means multiply or times