FRACTIONS : FRACTIONS A Fraction is a part of an entire object
Example : Example 1 4
One fourth is yellow
Slide 3 : 2 4
Two fourths are yellow. One half is yellow.
Slide 4 : 3 4
Three fourths are yellow
Slide 5 : 4 4
Four fourths are yellow.
EXERCISE : EXERCISE What fraction of the square is red?
1.
2.
ADDING FRACTIONS WITH THE SAME DENOMINATOR : ADDING FRACTIONS WITH THE SAME DENOMINATOR Fractions consist of two numbers. The top number is called the numerator. The bottom number is called the denominator.
numerator denominator
To add two fractions with the same denominator, add the numerators and place that sum over the common denominator.
EXERCISE : EXERCISE ¾ + 2/4 =
5/7 + 4/7 =
1/6 + 3/6 =
8/9 + 4/9 =