2. Learning Target:
a. define and illustrate the
meaning of proportion using
concrete or pictorial models;
b. set up proportion for groups of
objects or numbers and for given
situations; and
c. find a missing term in a
proportion.
3. Which one of the
following is a
better buy?
A 1-liter tetra of pineapple juice
at ₱78.00 each or a 240 mL can
of pineapple juice at ₱26.00
each.
4. Which one of the
following is a
better buy?
A 14-inch diameter Hawaiian
pizza for ₱439.00 or a 10-inch
Hawaiian pizza for ₱299.00
5. Which one of the
following is a
better buy?
A 1.6 kg box milk powder
for ₱748.00 or a 1 kg can
milk powder for ₱554.00
10. that these two facts
both change at the
same rate
There are two things to consider
in a proportion.
the two facts
given
*The product of their extremes is equal
to the product of the means.
Therefore, the ratios make a proportion.
11. A grade one learner
can read 550 words in
2 minutes. How many
words can she read in
10 minutes?
