Analyzing Word Problems

I. Learning Objectives

Cognitive: Use the correct operation in solving word problems

Psychomotor: State the complete answer in solving word problems

Affective: Enjoy solving word problems

II. Learning Content

Skill: Using the correct operation and stating the complete answer

Reference: BEC PELC I C 3.1.3 & 3.1.4

Materials: chart, flashcards, colored paper, paste, and scossors, magic box, activity sheets

Value: Enjoyment in doing things

III. Learning Experiences

A. Preparatory Activities

1. Drill

Contest using flash cards.

Teacher prepare a magic box wherein activities are written for the pupils to answer. You may vary with the questions in activity sheets related to the basic steps in solving problems already learned. Then call pupils to participate in the activity.

Teach a song. “We Love Mathematics” (Tune: Those Were the Days)

We love MathematicsBecause we love numbersWe learn a lot of different Math conceptsWe add and we subtractWe multiply, divideWe solve problems that make usWise and bright. La, la, la, la... (2x)

2. Motivation

Do you like to eat cookies? Who among you brought cokies today? Do they have the same taste? What cookies do you like best?

B. Developmental Activities

1. Presentation

a. Using the magic box, the teacher picks an activity sheet to be read to the class. (Be sure the teacher has written them on separate sheets paper.)

Problem 1Lizette served 45 cookies in a tray.Her friends ate 23 of them. How many cookieswere left in the tray?

Questions to answer:Who served the cookies? __________How many cookies were served? __________Who ate the cookies? ________How many cookies were eaten? ________(Let the pupils tell what is asked, given, word clue and operation to be used.)Then demonstrate how to get the correct answer.Emphasize the place value of each digit in asnwerinf it.

Example: 4 5 what is 5 – 3? - 2 3 what is 4 – 2?

2

4 5 cookies - 2 3 cookies 2 2 coookies

Problem 2Mother baked 72 chocolate cookies. She sold 38 of them to her neighbors. How manychocolate cookies were left?

Questions to answer:Who baked the chocolate cookies? _____________To whom did she sell her chocolate cookies? _____How many chocolate cookies were left? _______(Same procedure in problem 1 will be used for this problem.)

Problem 3Ask your pupils to raise their pencils up and count thosewho have yellow ones and black ones. Then, write it on the board.

Yellow pencils __________Black pencils ___________

After getting the data, apply the procedure. Then, write the number sentence.

- = N

Show the pupils how to get the correct answer.

2. Activity

a. There are 56 eggplants, 25 are big. How many are small? What is the correct answer?a) 11 b) 81 c) 17

b. Beverly planted 34 roses in the flowerpots. She gave 16 of them to her mother as a gift. How many roses were left? What is the correct answer?

a) 15 b) 18 c) 21

c. Kimberly made 39 paper hearts. She gave 17 of them to her friends. How many paper hearts were left? What is the correct answer?

a) 12 b) 28 c) 21

3. Fixing Skills/Practice

Read the problems carefully. Write the correct answer.

a. There are 28 girls in grade 1. If 13 of them have long hair, how many have short hair? What is correct operation?_____________ Write the correct answer _______________

b. Miss Reyes collected angel figurines. She had already 86 pieces. She gave away 48 as gifts to her class. How many angel figurines were left to her?What is the correct operation? ____________Write the correct answer _____________

4. Generalization

In answering word problems, what did you do to get the correct answer?

To get the correct answer, we used the correct operation and solve the equation to get the correct answer.

C. Application

Group Work

Group I – Draw and color (use bond paper)

Abigail drew 18 butterflies. Then, Paula colored 7 of them yellow. Peter put the colored butterflies in a box. How many butterflies were not colored?

Group 2 – Cut and paste

Given pieces of red paper, cut 39 hearts. Give 22 of them to the girls in the class. How many hearts were left for the boys? Paste the heart to a piece of bond paper to make a Valentine's card.

Example:

Group 3 – Collect and put in the box

1. Collect 21 leaves (16 green leaves – 5 brown leaves = _____)2. Collect 25 straws (17 red straws – 8 green straws = _______)3. Collect 18 bottle caps (10 Pepsi caps – 8 Coke caps = ______)4. Collect 12 stones (8 small stones – 4 big stones)

*Valuing:If you do something, are you happy pr are you irritated? If you do things which you really like, you enjoy it, don't you? So, if you are given work to do and you enjoy it, now do you feel?

IV. Evaluation

A. Mother went to a sari-sari store to buy food. She saw that the orices were reduced. How much will she pay for all the items she bought?

B. Read each problem. Write the number sentence and solve for the answer.

1. Joy has 28 stickers.She gave 15 of them to May.How many were left to her?

2. Ella collected 35 candles. She used 19 of them.

How many candles were left?

3. Marie gathered 43 eggplants. She sold 21 of them in the market.How many eggplants were left?

4. Flourence picked 24 gumamelas.She placed 15 of them in the altar.How many gumamelas were left?

5. Rose bought 35 tetra juices.She distributed them to 22 teachers.How many tetra juices were left?

C. Draw a picture/diagram for the word problem and give the correct answer.

1. Marilyn ordered 24 balloons for her son's birthday. She gave 18 of them to her son's friends. How many balloons were left to her son?

2. Menzi harvested 15 tomatoes in her garden. She gave 9 of them to her neighbor. How many tomatoes were left?

3. Naomi had 12 plastic glasses. She used 6 of them during their picnic. How many glasses were left?

4. Miss Razon bought 62 boiled bananas. She gave away 40 of them to her pupils. How many boiled bananas were left?

5. Bernadette sells 75 polvorons. Of these, 21 polvorons were left. How many polvorons were sold?

V. Assignment

Copy and answer the following problems:

1. In a garden, there are 85 pots of flowering plants. If 37 are santan plants, how many are not santan plants?

a. What is aksed?b. What are given?c. What is the word clue?d. What is the operation needed?e. What is the number sentence?f. What is the correct answer?

2. Laurence has 45 marbles. He gave away 20 to his friends. How many marbles were left?

a. What is asked? e. What is the number sentence?b. What are given? f. What is the correct answer?c. What is the word clue?d.What is the operation needed?