5•1
Lesson
3
H
omework
NYS
COMMON
CORE
MATHEMATICS
CURRICULUM
4. After
a
l esson
o n
e xponents,
T ia
w ent
h ome
a nd
s aid
t o
h er
m om,
“ I
4
learned
t hat
1 0
is
t he
s ame
a s
40,000.”
She
h as
m ade
a
m istake
i n
h er
thinking.
Use
w ords,
n umbers
o r
a
p lace
v alue
c hart
t o
h elp
T ia
correct
h er
mistake.
2
2
5.
Solve
2 47
÷
1 0
and
2 47
×
1 0
.
a. What
i s
d ifferent
a bout
t he
t wo
a nswers?
Use
w ords,
n umbers
or
p ictures
t o
e xplain
h ow
t he
decimal
p oint
s hifts.
b. Based
o n
t he
a nswers
f rom
t he
p air
o f
e xpressions
a bove,
s olve
2 47
÷
1 0
3
and
2 47
×
1 0
3
.