Curriculum / Math / 1st Grade / Unit 6: Place Value to 99 / Lesson 18

Place Value to 99

Lesson 18

Math

Unit 6

1st Grade

Lesson 18 of 27

Objective

Identify and match different decompositions of the same two-digit number.

Student-Facing

I can match different ways to show the same number using tens and ones.

Lesson Map

Lesson

Reinforce understanding that 10 can be thought of as a unit, or group of 10 ones, called a ten.

Standards

1.NBT.A.11.NBT.B.2

Lesson

Count and represent a multiple of 10 objects within 50 with a pictorial model and a written numeral.

Standards

1.NBT.A.11.NBT.B.2

Lesson

Represent and record multiples of 10 within 50 using linking cubes, ten frames, and unit form.

Standards

1.NBT.A.11.NBT.B.2

Lesson

Count and represent a multiple of 10 objects between 50 and 90 with a pictorial model and a written numeral.

Standards

1.NBT.A.11.NBT.B.2

Lesson

Represent and record multiples of 10 between 50 and 90 using linking cubes, ten frames, and unit form.

Standards

1.NBT.A.11.NBT.B.2

Lesson

Identify and match different representations of the same multiple of 10 (10-90).

Standards

1.NBT.A.11.NBT.B.2

Lesson

Count and represent a number of objects within 50 with a pictorial model and a written numeral.

Standards

1.NBT.A.11.NBT.B.2

Lesson

Represent and record numbers between 10 and 50 using linking cubes, ten frames, arrow cards, and unit form.

Standards

1.NBT.A.11.NBT.B.2

Lesson

Count and represent a number of objects within 99 with a pictorial model and a written numeral.

Standards

1.NBT.A.11.NBT.B.2

Lesson

Represent and record numbers within 99 using linking cubes, ten frames, place value cards, and unit form.

Standards

1.NBT.A.11.NBT.B.2

Lesson

Build and represent the same two-digit number in different ways.

Standards

1.NBT.A.11.NBT.B.2

Lesson

Identify and match different representations of the same two-digit numbers.

Standards

1.NBT.A.11.NBT.B.2

Lesson

Compare two-digit numbers with different tens, but the same number of ones.

Standards

1.NBT.A.11.NBT.B.3

Lesson

Compare two-digit numbers by looking at the values of the tens and ones.

Standards

1.NBT.A.11.NBT.B.3

Lesson

Count, represent, and compare numbers of objects within 99 with pictorial models, written numerals, and comparison statements.

Standards

1.NBT.A.11.NBT.B.21.NBT.B.3

Lesson

Compare two-digit numbers using symbols ($$<, >, =$$) and write comparison statements.

Standards

1.NBT.A.11.NBT.B.3

Lesson

Decompose two-digit numbers in multiple ways, including non-standard forms.

Standards

1.NBT.A.11.NBT.B.2

Lesson

Identify and match different decompositions of the same two-digit number.

Standards

1.NBT.A.11.NBT.B.2

Lesson

Use understanding of place value to compose and decompose two-digit numbers in a variety of ways.

Standards

1.NBT.A.11.NBT.B.2

Lesson

Extend the counting sequence beyond 100 counting by tens and ones to 120.

Standards

1.NBT.A.1

Lesson

Count and represent a number of objects within 120 with a pictorial model and a written numeral.

Standards

1.NBT.A.1

Lesson

Identify, match, and compare different representations of the same two-digit numbers within 99.

Standards

1.NBT.A.1

Lesson

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Place Value to 99

Objective

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Student-Facing

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