January 14th, 2016
This week, students begin Number Worlds, Level E, Addition. Students will explore different strategies for adding one- and two-digit numbers and gain facility with mental addition.
• Use doubles facts and near-doubles facts to find sums.
• Use nice numbers to find sums.
• Find missing addends using mental computation.
• Use +10 combinations to solve problems mentally.
Objective: SWBAT......
Students can use nice numbers to solve addition problems.
3.NBT.2 Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.
Vocabulary:
• Sum
Activity:
Number Cubes to more than 20
Finish SWB pg. 12-13
Debrief:
Mental Math
Homework:
https://drive.google.com/drive/folders/0B20_i7kWMxLbX2R4OFkzS3c0XzQ
No comments:
Post a Comment
Note: Only a member of this blog may post a comment.