Model Subtract of 9 from Teen Numbers
Videos and solutions to help Grade 1 students learn how to model subtraction of 9 from teen numbers.
Common Core Standards: 1.OA.1,
Plans and Worksheets for Grade 1
Plans and Worksheets for all Grades
Lessons for Grade 1
Common Core For Grade 1
New York State Common Core Math Module 2, Grade 1, Lesson 15
Lesson 15 Exit Ticket
Draw 5-group rows and cross out to solve. Complete the number sentences.
1. 17 – 9 = ___
2. 19 – 9 = ___
Lesson 15 Homework
Write the number sentence for each 5-group row drawing.
Draw 5-groups to complete the number bond and write the 9– number sentence.
Draw 5-groups to show making ten and taking from ten to solve the two number
sentences. Make a number bond and write two additional number sentences that would
have this number bond.
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