Lesson 7
+ - x
S
B
÷
k i l l
u i l d e r s
2 4 6
× 7 3 8
7 ) 4 , 9 2 3
7 6 ) 6 , 2 5 5
13. a.
b.
c.
3
4
3
3
3
4
8
3
1
– 1
5 8 ) 1 8 9
+
14. a.
b.
c.
16
2
15. The Andean condor is a large vulture weighing up to 11.8
kilograms. The smallest bird is the bee hummingbird from
Cuba, weighing only 0.003 kilograms. Find the difference
between the weight of an Andean condor and a bee
hummingbird.
Answer:
Expand this number using multiples of ten.
16. 19,649,702 =
27