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Place Value Math Center | Tens and Ones Lesson | Grade 1 | Free

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Master Place Value (Tens & Ones) with this engaging "Watch & Do" Video Lesson and Math Center for Grade 1! PART OF THE GRADE 1 MATH VIDEO SERIES:UNIT 1: Unit 1 Ordinal NumbersUNIT 2: Place Value (Tens & Ones) - You are here!UNIT 3: Unit 2 Number Before & Predecessor THE CONCEPT: Understanding that "24" isn't just a 2 and a 4, it is 2 Tens and 4 Ones, is one of the hardest concepts for 1st Graders. This unit bridges that gap using visual learning and Base-10 block models. THE "BRIDGE" METHOD:

1st - 2nd

Arithmetic, Numbers, Place Value

CCSS

1.NBT.B.2

Number Before & Predecessor | Lesson & Worksheets | Grade 1 | Free

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SKIDOS Learning

Teach "Predecessor" (The Number Before) without the confusion! This "Watch & Do" Math Center helps Grade 1 & 2 students master the concept of "One Less" using visual number lines and subtraction. PART OF THE GRADE 1 MATH VIDEO SERIES: UNIT 1: Ordinal Numbers - Unit 1UNIT 2: Place Value: Tens & OnesUNIT 3: Number Before / Predecessor - You are here!THE "BRIDGE" METHOD:WATCH: The animated video explains that "Predecessor" means "The Number Before." It demonstrates using a Number Line and the "-1"

1st - 2nd

Arithmetic, Order of Operations

CCSS

1.OA.C.5