EXT K-2 Sampler

44 Grade1 Before,Between,andAfter Objective 5: Toprepare anumber line. Towrite the number that comes before, after, or between numbers from 1 to 10. To reviewposition vocabularywords. Materials: Interlocking cubes, number linemade fromMaster 2mountedon tagboard, Numeral Cards (Master 1), opaque containers such as margarine tubs. Vocabulary: before, after, between ANumber Line of People Have 10 students stand in front of the class. Distribute oneNumeral Card from 1 to 10 (Master 1) in randomorder to each student. Ask the students to arrange themselves inorder startingwithnumber 1on the left. These 10 students areholding thenumbers 1 to 10 inorder. Tapone student. (Name) has the 7 card.What number comes after 7when you count? (8) What number comes before 7when you count? (6) Here is 8. Tap student 8. Here is 6. Tap student 6. Which number comes between6 and8? (7) Preparing aNumber LineStrip In advance, prepare anumber line strip for each studentmade from copies ofMaster 2mountedon tagboard. Place a trainof 10 cubes along the edge of the strip.Write a “0”under the left endof your strip. Startingwith thenumber 1, writeoneof the numbers between1 and10under eachmark along the strip. Demonstrate. The completednumber line should look like the picture at the topof the student activity page. What are some things younotice about our number line? (It starts at 0 and ends at 10. There aremarks on the number line. All themarks have the same amount of space between them.) Count forward as you touch the cubes and say the numbers from1 to10. Count backward as you touch and say eachnumber from10 to1. Repeat as you ask students to touch themarks on the number line. Explain that the the topof the page shows a picture of a trainof 10 cubes placed above anumber line as students did in the IntroductoryActivity. Read the first problem together. Point to the number 4on the picture at the topof the page. What number comes after 4? (5) Ring thenumber 5. Work the problemon the right together.Have students complete the page on their own. OneMoreandOne LessGame Place from 1 to 9 cubes in random order under 9opaque containers. Holdupone container and ask students howmany cubes are under it. Write thenumber of cubes that areunder the container on your paper. (3)Now addone cube under the container. Guess howmany cubes are under the containernow.Write your guess on yourpaper. (4)Uncover the cubes andhave students check their answers. Nowwewill play the gameby removingone cube. Remove one cube fromunder each container and thenhave students guess the remainingnumber of cubes. Journal Prompt What number comes between 6 and 8? Howdo youknow?Use thewords “after,” “1more,” “before,” and a picture to explain. Skill Builders 5-2 12-1, 12-2, 12-4 (positionwords) 3 ©Math TeachersPress, Inc.Reproduction by anymeans is strictly prohibited. Which number comes after? 3 4 _____ 4 5 6 7 7 ____ 9 5 6 8 10 Which number comes between? Which number comes between? Which number comes before? ____ 6 7 4 5 8 9 0 ____ 2 0 1 3 4 Write themissing number. 4 5 ______ 1 ______ 3 6 ______ 8 ______ 9 10 Write the numbers in order. 0, ____, ____, ____, ____, ____, ____, ____, ____, ____, 10 Ring themissing numbers. | | | | | | | | | | | 0 1 2 3 4 5 6 7 8 9 10 Before, Between, andAfter 6 2 1 2 3 4 5 6 7 8 9 7 8 Lesson 2, 1ETeacherGuide 3 1.NBT.1 Games engage students and makemath connections. Playinggames encourages verbal exchange in small groupswhere students can learn fromeachother.