Two digit addition (no regrouping)

Front

What is two-digit addition?

Back

Two-digit addition is the process of adding numbers that have two digits, such as 23 + 45.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What does 'no regrouping' mean in addition?

Back

'No regrouping' means that when you add the digits in each place value, the sum is less than 10, so you don't need to carry over to the next place value.

Tags

CCSS.2.NBT.B.7

Front

What is the sum of 12 + 15?

Back

The sum of 12 + 15 is 27.

Tags

CCSS.2.OA.A.1

Front

What is the sum of 34 + 21?

Back

The sum of 34 + 21 is 55.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

How do you add the tens place in 42 + 36?

Back

In 42 + 36, you add the tens place: 4 (from 42) + 3 (from 36) = 7.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

How do you add the ones place in 42 + 36?

Back

In 42 + 36, you add the ones place: 2 (from 42) + 6 (from 36) = 8.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the total of 25 + 14?

Back

The total of 25 + 14 is 39.

Tags

CCSS.2.OA.A.1

Front

What is the sum of 50 + 20?

Back

The sum of 50 + 20 is 70.

Tags

CCSS.2.NBT.B.6

Front

What is 11 + 22?

Back

11 + 22 equals 33.

Tags

CCSS.2.NBT.B.5

Front

What is 30 + 15?

Back

30 + 15 equals 45.

Tags

CCSS.2.NBT.B.5