Mentally Speaking!

Unit 1: Numbers & Operation in Base Ten Grade 2
Lesson 5 of 10

Objective: Students will use base ten blocks to enhance their conceptual understanding of addition and subtraction procedures.

Big Idea: Using base ten blocks and place value, students explore how to become more fluent in adding and subtracting two-digit numbers without regrouping.

  Print Lesson
33 teachers like this lesson
Subject(s):
Math, Place Value, Number Sense and Operations, reasoning, discussions, base ten, Mental Math
  40 minutes
mental image
 
1
2
3
Similar Lessons
 
Taste Test...Gathering Data
2nd Grade Science » Unit 3 - Apples, Pumpkins and Bread!! OH! My!!
Big Idea: Interpreting and analyzing data within a graph is important to share scientific knowledge.
  Favorites(3)
  Resources(20)
East Wenatchee, WA
Environment: Suburban
Veronique Paquette
 
Cover Up
1st Grade Math » Counting by Groups
Big Idea: Yesterday we added it up and today we cover it up. Students will work in pairs as they cover random numbers on a number grid and ask their partner to figure out which numbers are Covered Up!
  Favorites(5)
  Resources(17)
Waitsfield, VT
Environment: Suburban
Thomas Young
 
Less Than or Greater Than
2nd Grade Math » Each Number Has a Place
Big Idea: The big idea of this lesson is that students can use their knowledge of place value to compare numbers and order them based upon their value.
  Favorites(24)
  Resources(20)
Pepperell, MA
Environment: Rural
Kristen O'Connor
 
Something went wrong. See details for more info
Nothing to upload
details
close