August 11, 2015
By Rekha Mundkur

Lesson plan

Bugs Away

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Students will be able to understand and practise the concept of subtraction. They can also learn about the bugs as an added bonus.

(10 minutes)
  • Wear a funny hat with numbers and a subtraction sign glued on it (optional), and tell your students that they will be learning about subtraction.
  • Read a book about counting backwards like Turtle SplashTo introduce the topic.
  • Draw students' attention to how the numbers reduce as each turtle in the story jumps off the log.
(10 minutes)
  • Now you can use the ladybug or turtle cutouts to demonstrate how the numbers go down.
  • Practise counting backwards with the students from 10-0.
  • Take out the worksheet and read the instructions on it.
  • Explain how to cross out the correct number of bugs to get the answer.
  • Write the answer in the blank space provided after the subtraction problem.
(10 minutes)
  • Allow the children to work in a group with help from you.
  • Place your students in small groups, and hand each group one set of the cutouts.
  • Show them how to lay down the cutouts, count, and then take away a few and count again.
  • Provide a copy of the worksheet inside a sheet protector and a dry erase marker.
  • Help the students do the worksheet in a group and write their answers on the sheet protector with the dry erase marker.
(10 minutes)
  • Once the students have done the activity, collect all the material.
  • Give each student a copy of the worksheet and ask them to take out their pencils and crayons.
  • Do a quick review of the directions to complete the worksheet.
  • Encourage them to start doing their worksheet independently.
  • Provide assistance and support when needed.
  • Enrichment:Advanced students can do the worksheet and write the numbers on their own.
  • Support:Students can trace after you have written the numbers for them. However, encourage them to answer the problems before writing the answers.
(10 minutes)
  • Track the time taken by your students to complete the worksheet.
  • See if there are lot of questions being asked as they work independently.
  • Observe students as they work, and see if you need to do the activity again for better comprehension.
(5 minutes)
  • After the worksheets are completed, collect them.
  • Review the lesson's main concepts once more.

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