TOPIC 13: Whole Numbers and
Fractions on Number Line
SAM MKUMBO
THIRD GRADE
Vocabulary
 Number Line: A line with numbers that are all
equally placed in their correct position.

Vocabulary
 Whole number: is one that has no fractions,
decimals or negatives . Example ( 1, 2, 3, 4…)
 Mixed number: has a whole number plus a
fraction. Example 6 1/2
 Bar graph: is a chart that uses bars to show the
quantity.
Vocabulary
Fraction: When an object is divided into number
parts then each part is called a fraction ex.1/4
- The Top is called Numerator and the bottom is called
Denominator.
N
D
items questioned
total, total, total
13-00 Whole Numbers and Fractions on a
Number Line
 There are different types of number lines.
 Number lines-:
Are used for measurement, comparison of numbers/fractions etc.
 Have whole numbers and mixed numbers.
 Goes on forever so there is no greatest number.

Topic 13-01:Understanding Number lines
 Each number on a number line has its own point.
 Zero is the least whole number on the number line.
 The numbers increases in value as you move from
left to right.
Topic 13-02:Patterns on the Number Line
 You can identify the pattern on a number line or
graph scale, and calculate missing labels.
 Equal distances show equal differences in the
numbers.
 The scales on some bar graphs are used as number
line.
Topic 13-02:Patterns on the Number Line
 You can skip count on a number line to find the
pattern.
 A number line can be used to find the missing
number .
13-03 Locating Fractions on a Number Line
 Number line have fractions and mixed number.
 You can use mixed numbers and fractions to name
points on a number line.
13-04: Comparing Fractions on a Number Line
 The fraction and the number farther to the right is
the greater fraction/number.
 1¼
<
1¾
13-05: Problem Solving-:Missing or Extra
Information
 Mark bought a jacket, a pen and a ball, he spent
$20 on a pen and a ball, He started with $60,how
much did he have left? You can not solve the
problem without the missing information.
 A pen + a ball= $20
< -------------60------------>
$20 spent
Jacket?
Left?