PART
6
Problem
S olving
On
S unday,
4 8,274
p eople
a ttended
t he
s occer
g ame.
T here
w ere
4 9,072
s eats.
Were
t here
e nough
s eats
f or
a ll
t he
p eople?
Follow
t he
f our-‐step
p lan
t o
h elp
y ou
s olve
p roblems.
THE
F OUR-‐STEP
P LAN
1. Understand
t he
p roblem.
2. Make
a
p lan
t o
s olve
t he
p roblem.
3. Solve.
4. Check
y our
a nswer
t o
s ee
i f
i t
i s
r easonable.
Here’s
h ow
y ou
w ould
u se
t he
f our-‐step
p lan
t o
s olve
t he
p roblem
a bove.
1.
W hat
i nformation
i s
g iven?
48,274
p eople
a ttended
t he
What
d o
y ou
n eed
t o
f ind?
game;
4 9,072
s eats
Were
t here
e nough
s eats?
2.
H ow
c an
y ou
s olve
t he
Compare
t he
n umber
o f
p eople
problem?
to
t he
n umber
o f
s eats.
3.
S olve.
48,274
<
4 9,072
4.
C heck.
D oes
y our
a nswer
m ake
Since
4 8,274
<
4 9,072
t here
w ere
sense?
enough
s eats.
Module
1 :
R eading
a nd
W riting
R eal-‐Life
N umbers
20