4.
5.
a.
2 (10
)+
5 (10
)
+
6 (10
)
+
0 (10
)
+ 4(10
)
+
9 (10
)
=
5
4
3
2
1
0
2(100000)+5(10000)+6(1000)+0(100)+4(10)+9(1)
b.
4 (5
)+0(5
)+3(5
)+3(5
)
=
4 (125)+0(25)+3(5)+5(1)
3
2
1
0
6.
a.
T he
v alue
i s
3 0,000;
t he
p lace
v alue
i s
t en
t housands
b.
T he
v alue
i s
3 125;
t he
p lace
v alue
i s
5
5
c.
T he
v alue
i s
7 0,000,000;
t he
p lace
v alue
i s
t en
m illions
7.
a.
F our
t housand
f ifty
b.
F ive
h undred
s ixty-‐seven
m illion,
f our
h undred
t wenty-‐eight
t housand,
n ine
hundred
t wenty-‐one
c.
S eventy
m illion,
o ne
h undred
n inety-‐four
t housand,
s even
h undred
t hirty-‐three
8.
9.