Guro Ako - Teacher Talks



Lesson 2 : Reading and Writing Numbers up to 10 000 000 in Symbols and in Words Week 1Objective: Read and write numbers up to 10 000 000 in symbols and in words Value Focus : Team workPrerequisite Concepts and SkillsReading and writing numbers up to 10 000 000 Place value of whole numbersMaterials : Flash Cards, show me boardReferences : K-12 Grade 5 Curriculum,M5NS-Ia-9.5, Grade 4 TG and LMInstructional Procedure:A.Preliminary ActivitiesDrillConduct a drill on reading numbers using flash cards156 678 23 456 357 17 567 91115 456 12ReviewHave a review on writing numbers in figures or symbols. Dictate these numbers and ask the pupils to write them on their “show-me-boards.”34 567156 6781 456 78913 123 200MotivationDistribute a set of cards with numbers written in symbols and another set of cards with their equivalent in words. Tell the pupils to find their match. The first pair to match wins. Post the number pairs on the board.Example: 128 345 = One hundred twenty-eight thousand three hundred forty- five Developmental ActivitiesPresentationThe total production of rice from 2011 – 2015 of a certain region is twenty-three million one hundred eighty thousand nine hundred five metric tons.Is it correct to write the number as 23 180 950? Why?What is the correct way of writing this number?How many digits does the number have? Can you read?Ask the pupils the importance of farmers in our country. Lead them to the idea that farmers work harmoniously as a team to have a better harvest.Performing the activitiesDivide the class into four groups. Assign each group a task. Read and write the numbers in words from:Group 1 – 13 345 400 – 13 345 403Group 2 – 15 320 506 – 15 320 509Group 3 – 10 234 709 – 10 324 802Group 4 – 6 456 790 - 6 456 793Processing the activitiesAsk: How were you able to do your task? Call some pupils to read some numbers they have written.Call some pupils to write numbers in words on the board or on their “show- me- boards”Ask: How many digits do numbers from 13 345 400 – 13 345 403 have?In numbers 15 320 506 – 15 320 509 which digit is in the millions place.How did you write the numbers in symbols?How did you separate the millions and thousands from that of the digits of hundreds, tens and ones?How did you write the numbers in words?Do you still need to write zero when writing in words? Why?Reinforcing the Concept and SkillDiscuss the presentation under Explore and Discover on page ____ of LM Math Grade 5.Let the pupils work on the exercises under Get Moving, page ___ of LM math Grade 5. For more practice, give the exercises under Keep Moving on page ____ of LM Math Grade 5.Summarizing the LessonGuide the pupils to give the generalization by asking, “How do we read numbers up to 10 000 000?” “How do we write numbers?”To read numbers, read the digits in the first period at the left, say the period where the digits are. Then say only the digits in the units period.To write numbers up to 10 000 000, the digits are separated by comma or space in groups of 3 called periods starting from the right.Applying to New and Other SituationsRead and answerA regional library has a total of 125 560 books and magazine. Write the number of books and magazines in words.There are one million, three hundred fifty thousand, four hundred ten voters in the municipality of Marandan.Write the numbers of registered voters in symbol.Let them answer the exercises under Apply your Skills page ___ of LM Grade 5.AssessmentMatch the numbers in symbols with the corresponding numbers in words.35 567 0009 781 560456 8903 000 00034 789 089Thirty – four million seven hundred eighty-nine thousand eighty- nineThree millionThirty- five million five hundred sixty-seven thousandNine million seven hundred eighty- one thousand five hundred sixtyFour hundred fifty-six thousand eight hundred ninetyHome ActivityRemediationWrite the following numbers in symbols.Two hundred six thousand seven hundred tenFour million eight hundred thousandThirty- four thousand seven hundred threeTwelve million seventyTen million five hundred ................
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