Exploring Groups of Ten in Grade 1 Math

This video tutorial, part of lesson 6.5, focuses on understanding groups of tens. It explains how to model and name groups of tens using ten frames, counters, and bars. The tutorial demonstrates how to count and group objects into tens, leading to a better understanding of numbers like 20, 30, 40, and up to 100. The video concludes with a preview of the next lesson, which will cover tens and ones up to 50.

How many tens are in two full ten frames?

• 2 tens

• 10 tens

• 20 tens

• 1 ten

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

If you have 30 ones, how many tens can you make?

• 3 tens

• 30 tens

• 10 tens

• 1 ten

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

How many ones are there in three tens?

• 300 ones

• 30 ones

• 3 ones

• 10 ones

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

What does 40 ones equal to in terms of tens and ones?

• 4 tens and 0 ones

• 40 tens and 1 one

• 10 tens and 0 ones

• 4 tens and 10 ones

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

What is the value of four tens and zero ones?

• 40

• 4

• 14

• 400

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

How many tens make 100?

• 20 tens

• 10 tens

• 100 tens

• 1 ten

Tags

CCSS.2.NBT.A.1B

How many groups of ten can you make with 100 ones?

• 10 groups

• 20 groups

• 100 groups

• 1 group

Tags

CCSS.2.NBT.A.1B

What number is represented by five tens?

• 50

• 10

• 5

• 15

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

What does seven tens equal to?

• 700

• 17

• 7

• 70

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

What is the next lesson going to cover?

• Subtraction with tens

• Counting by hundreds

• Tens and ones to 50

• Advanced multiplication

Tags

CCSS.2.OA.A.1