Math

4. ANSWER
21

5. Directions:
1. Group the class into with4 groups.
2. Using your fractions cards, each player will pick
one card from his/her deck and show it on the
class.
3. Compare the fractions on each card to your
classmates the one with the greatest fractions
earns a point.

6. Direction:
Using your origami paper show at
least 4 different ways to divide
the paper into 4 equal parts

10. Step 1. Fold the first paper into 2 vertically and shade 1
part, that is 1/2 then fold the second paper by 3 vertically
and shade 1 part that is 1/3.
Step 2. Fold the first paper into 3 horizontally and fold
the second paper into 2 horizontally.
Step 3. Count the numbers of units with shaded parts.

12. +
Step 1. Draw two equal rectangle , cut the first
rectangle into 2 and shade 1 part, that is 1/2 then cut
the second rectangle into 3 and shade 1 part, that is
1/3.

13. +
Step 2. Draw a line that will make the two
rectangle equal in cut unit.

14. Step 3. Count the numbers of units with shaded
parts.

16. Add 1/2 and 1/3.
To add fractions with different denominators
2 = 2, 4, 6
3 = 3, 6 Find the least Common Denominator (LCD)
1
2
+
1
3
=
3
6
+
2
6
Rename the fraction using the LCD
3
6
+
2
6
=
5
6
Add as with like fractions
If necessary, simplify the sum

17. We do
Example 2
Add 1/4 and 2/3.

18. You do..
Example 2
Add 3/10 and 2/5.

19. Charles and Ruby order 2 Bibingka of the same
size. Ruby gives 1/3 equal pieces of her
Bibingka to her mother. Charles gives 1/4 equal
pieces of his Bibingka to their mother. How
many pieces of Bibingka Charles and Ruby give
to their mother?

20. Grace thought the tricycle journey to Pililla
Wind Farm would take 1/2 hours but the
actual journey took 2/5 hours longer. How
long did the actual journey take.

21. Chelsea gave 2/5 slice of Pineapple to Ann
and 1/2 slice of another Pineapple to Jireh.
How many slice of Pineapple did Chelsea
give to her friend ?

22. To add fractions with different denominators
1. Use paper folding
2. Use model
3. Use algorithm
 Find the least Common Denominator (LCD)
 Rename the fraction using the LCD
 Add as with like fractions
 If necessary, simplify the sum

23. Evaluation
Using the activity sheets. Add the fraction using
model
1. 1/2 + 1/4 =
2. 2/3 + 1/2 =
3. 4/5 + 2/3 =
4. 1/2 + 3/5 =
5. 1/3 + 3/5 =

24. Assignment
Add the fraction
1.
2
12
+
6
12
2.
1
2
+
2
4
3.
3
4
+
1
10
4.
5
10
+
1
4
+
1
5
5. 2
1
2
+ 9
6
10

25. CLOSURE
Cite two character traits that
you can add to your life in order
to become successful in the
future.

26. Mathematics is an
“excellent vehicle to
develop and improve a
person’s intellectual
competence”.
 Ministry of Education, Singapore 2006