2 Digit plus 2 Digit (no regrouping)

Front

What is the sum of 20 and 30?

Back

50

Front

Calculate 18 + 41.

Back

59

Front

What is 21 + 47?

Back

68

Front

Find the sum of 71 and 22.

Back

93

Front

If Mrs. Smith had 12 donuts and bought 25 more, how many does she have now?

Back

37

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 two-digit number?

Back

A two-digit number is a number that has two digits, ranging from 10 to 99.

Front

Explain the term 'no regrouping' in addition.

Back

No regrouping means that when adding numbers, the sum of each column does not exceed 9, so there is no need to carry over to the next column.

Front

What is the process of solving a two-digit addition problem?

Back

Align the numbers by place value, add the digits in the ones place, then add the digits in the tens place.

Front

What is the importance of place value in addition?

Back

Place value helps in understanding the value of each digit in a number, which is crucial for accurate addition.