Addition 2nd grade

Front

What is the sum of 24 and 20?

Back

The sum of 24 and 20 is 44.

Front

What is the sum of 44 and 35?

Back

The sum of 44 and 35 is 79.

Front

What is the sum of 20 and 64?

Back

The sum of 20 and 64 is 84.

Front

What addition problem do these base ten blocks represent if they show 28 and 39?

Back

The addition problem is 28 + 39.

Front

What is the sum of 45 and 21?

Back

The sum of 45 and 21 is 66.

Front

What is the definition of addition?

Back

Addition is the mathematical operation of combining two or more numbers to get a total.

Front

What is a base ten block?

Back

Base ten blocks are manipulatives used to teach place value and addition, consisting of units (ones), rods (tens), and flats (hundreds).

Front

How do you add two-digit numbers?

Back

To add two-digit numbers, align the numbers by place value, add the ones column, carry over if necessary, and then add the tens column.

Front

What is carrying in addition?

Back

Carrying is the process of moving a value from one column to the next when the sum exceeds the base value (10 in base ten).

Front

What is a word problem in math?

Back

A word problem is a mathematical question presented in a narrative form, requiring interpretation and problem-solving skills.