Download Activity 13

Activity 13 – RATIONAL NUMBERS
EXERCISES
1.
A
B
C
If puzzle piece B is 1 unit, use the idea of halves, thirds, fourths, and so on to describe
puzzle pieces A and C.
2.
a) Give the ordered pair representations of the rational number modeled in each of the
figures above.
b) Write the corresponding equivalent fractions. Which one of the fractions is in the
simplest form?
c) Find the common factors in each of the fractions in b).
d) Are the fraction proper or improper.
21
, including its simplest form
14
4. Write the number 253.643 in expanded notation.
5. Change from fraction to decimal form:
3. Find two fractions equivalent to
a)
3
5
b)
11
20
c)
3
15
d)
7
30
6. Write in scientific notation:
a) 2,345,437
b) 0.0000000000001234
7. Show the relation between Natural numbers, whole numbers, integers, and rational
numbers using the Venn Diagram. Also show the same relationship using set
inclusion.