Detailed and fully editable lesson plans for the newest enVision Mathematics edition 2020, Grade 1, Topic 10 Use Models and Strategies to Add Tens and OnesLessons included:Lesson 10-1 - Add Tens Using ModelsLesson 10-2 - Mental Math: Ten More Than a NumberLesson 10-3 - Add Tens and Ones Using a Hundred ChartLesson 10-4 - Add Tens and Ones Using an Open Number LineLesson 10-5 - Add Tens and Ones Using ModelsLesson 10-6 - Make a Ten to AddLesson 10-7 - Add Using Place ValueLesson 10-8 - Practice A