3. Classroom
Rules:
● Don’t talk or make any noises
when the teacher starts
talking and discussing.
● Just raise your right hand if
you want to answer or if you
have questions.
● And, before you take your
seats, please pick up any
pieces of paper or trashes.
Then, please arrange your
chairs properly.
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6. ● Identify word problems containing
subtractions of whole integers,
including money, with minuends up
to 99 using an acceptable problem-
solving method.
● Identify the first step in solving
problems and give the value of
sharing.; and
● Solve word problems involving
subtractions of whole numbers
including money with minuends up
to 99 without regrouping using
appropriate problem-solving
strategy.
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At the end of the
lesson, the Grade 1
students can:
7. 1. What is the fruit mentioned in the problem?
There are 45 bananas in a tray for sale.
The Grade 1 pupils bought 23 bananas.
How many bananas were left in the tray?
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2. How many bananas were there in the tray?
3. How many bananas were bought by Grade 1 pupil?
4. What is asked in the problem?
8. Jane has 38 mangoes.
She shared 10
mangoes to her
playmates. How many
mangoes were left to
Jane?
Group 2
Group Activity
Carlo has 50 balloons.
He gave 21 to his best
friend, John. How
many balloons were
left to Carlo?
Group 1
Raziel was given 10
guavas by her father.
He gave 3 guavas to
her brother. How many
guavas were left to
Raziel?
Group 3
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Word Problem:
9. Individual Activity
Draw 30 squares. Color the 16 squares with red
and the rest of the balls blue.
1. How many red squares are there?
2. How many blue squares are there?
3. Which is more?the red square or the blue squares?
4. Which is less? The red squares or the blue squares?
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11. 1. Mela baked 100 cupcakes. She gave 30 to her
neighbor. How many cupcakes were left to her?
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2. Nelly harvested 10 baskets of Durian. She gave
2 baskets to her relatives. How many baskets of
durian left to Nelly?
13. Remember:
● The first step in
problem solving
is to know what
is asked in the
problem.
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14. These are the simple step-by-step
method for resolving word problems:
● Read the problem out loud to yourself.
● Draw a picture.
● Think “What do I need to find?”
● List what is given.
● Find the key words.
● Solve.
● Check your work.
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