3 Digit Addition

Front

What is 3-digit addition?

Back

3-digit addition is the process of adding numbers that have three digits, which can include hundreds, tens, and units.

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7

Front

What is the sum of 30 and 22?

Back

52

Tags

CCSS.2.NBT.B.5

Front

What is the sum of 279 and 359?

Back

638

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7

Front

What is the sum of 2,845 and 4,234?

Back

7,079

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7

Front

What is the sum of 175 and 332?

Back

507

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7

Front

What is the sum of 537 and 243?

Back

780

Tags

CCSS.3.NBT.A.2

CCSS.2.NBT.B.7

Front

How do you carry over in addition?

Back

When the sum of a column exceeds 9, you write down the unit digit and carry over the ten to the next column.

Tags

CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

Front

What is a place value?

Back

Place value is the value of a digit based on its position in a number, such as hundreds, tens, or units.

Tags

CCSS.4.NBT.A.1

Front

What is the first step in adding 3-digit numbers?

Back

Align the numbers by their place values (hundreds, tens, units) before adding.

Tags

CCSS.2.NBT.B.7

Front

What is a number line?

Back

A number line is a straight line with numbers placed at equal intervals, used to represent numbers and perform operations like addition.

Tags

CCSS.2.MD.B.6