Common Core Math: Adding and Subtracting 2 Digit Numbers (Smartboard)

Common Core Math: Adding and Subtracting 2 Digit Numbers (Smartboard)
Common Core Math: Adding and Subtracting 2 Digit Numbers (Smartboard)
Common Core Math: Adding and Subtracting 2 Digit Numbers (Smartboard)
Common Core Math: Adding and Subtracting 2 Digit Numbers (Smartboard)
Common Core Math: Adding and Subtracting 2 Digit Numbers (Smartboard)
Common Core Math: Adding and Subtracting 2 Digit Numbers (Smartboard)
Common Core Math: Adding and Subtracting 2 Digit Numbers (Smartboard)
Common Core Math: Adding and Subtracting 2 Digit Numbers (Smartboard)
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This is a unit including 9 different smatboard files teaching adding, subtracting 2 digit numbers without regrouping and estimating to the nearest 10 (introductory rounding).
Lesson 1- Adding 10s.
Lesson 2- Adding 10s and 1s.
Lesson 3- Adding 2 digit numbers.
Lesson 4- Estimating Sums to nearest 10.
Lesson 5- Subtracting 10s.
Lesson 6- Subtracting 10s and 1s.
Lesson 7- Subtracting 2 digit numbers.
Lesson 8- Estimating Differences.
Lesson 9- Problem Solving (Word Problems)
Included in the lessons are a daily warm up review, problem of the day, essential question, daily activity for the new skill, moveable place value base 10 rods, place value mat, balloon pops, and interactive game links. This unit makes learning to add and subtract 2 digit numbers so much fun!!! Students can use manipulatives at their desks while looking at the smartboard. You can use this whole group or small group math center. Your students will love coming up to the smartboard for lots of fun interaction!! Approximately 6 or 7 pages per lesson!!
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