Grade 2 Math Unit 1Counting and Fluency to 20
Unit 1 - Counting & Fluency to 20
Content Emphasis/ Big Ideas
Develop an understanding of the base-ten numeration system and place-value concepts Develop fluency with basic addition facts and the related subtraction facts.
Standards:
- MTH.G2.2.a Count forward by twos, fives, and tens to 120, starting at various multiples of 2, 5, or 10
- MTH.G2.2.b Count backward by tens from 120
- MTH.G2.2.c Use objects to determine whether a number is even and odd numbers
- MTH.G2.3.a Count and identify the ordinal positions first through twentieth, using an ordered set of objects
- MTH.G2.3.b Write the ordinal numbers, 1st through 20th
- MTH.G2.5.a Recognize and use the relationships between addition and subtraction to solve single-step practical problems, with whole numbers to 20
- MTH.G2.5.b Demonstrate fluency with addition and subtraction within 20
- MTH.G2.16 Identify, describe, create, extend and transfer patterns found in objects, pictures and numbers
- MTH.G2.17 Demonstrate an understanding of equality through the use of the equal symbol and the use of the not equal symbol
Skills:
Count forward by 5s and 10s
Instructional Videos
Skip Counting by 5s
Skip Counting by 10s
Count backwards by 1s & 10s from 120
Instructional Videos
Counting Backwards from 120
Counting Backwards by 10s
Even & Odd Numbers
Instructional Videos
Addition through 20
Instructional Video
How does making 10 connect to making 20?
Subtraction through 20
Instructional Video
Subtract within 20 using ten frames
Subtract within 20 using visual groups
Understanding Equality through the use of the Equal Sign
Instructional Video
Additional Resources:
STMath (60 Minutes recommended per week)
AVMR Parent Resources Webpage with games & activities