comparing 2-digit numbers

Front

What is a 2-digit number?

Back

A 2-digit number is a number that has two places, such as 10, 25, or 99.

Tags

CCSS.1.NBT.A.1

Front

How do you compare two 2-digit numbers?

Back

To compare two 2-digit numbers, look at the tens place first. The number with more tens is larger.

Tags

CCSS.1.NBT.B.3

Front

What is the tens place in a 2-digit number?

Back

The tens place is the first digit in a 2-digit number that shows how many groups of ten are in the number.

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

Front

What is the ones place in a 2-digit number?

Back

The ones place is the second digit in a 2-digit number that shows how many single units are in the number.

Tags

CCSS.1.NBT.A.1

Front

Which is greater: 34 or 43?

Back

43 is greater than 34 because it has 4 tens compared to 3 tens.

Tags

CCSS.1.NBT.B.3

Front

If two 2-digit numbers have the same tens place, how do you compare them?

Back

If the tens place is the same, compare the ones place. The number with more ones is larger.

Tags

CCSS.1.NBT.B.3

Front

What does it mean if two 2-digit numbers are equal?

Back

Two 2-digit numbers are equal if they have the same tens and ones digits.

Tags

CCSS.1.NBT.A.1

Front

What is the smallest 2-digit number?

Back

The smallest 2-digit number is 10.

Tags

CCSS.1.NBT.B.3

Front

What is the largest 2-digit number?

Back

The largest 2-digit number is 99.

Tags

CCSS.1.NBT.B.3

Front

How many 2-digit numbers are there?

Back

There are 90 2-digit numbers, from 10 to 99.

Tags

CCSS.2.MD.B.6