Grade 2 - Place value (regrouping)

Front

What is place value?

Back

Place value is the value of a digit based on its position within a number. For example, in the number 42, the 4 is in the tens place and represents 40, while the 2 is in the ones place and represents 2.

Front

How do you regroup numbers in place value?

Back

Regrouping in place value involves rearranging groups of ten to simplify addition or subtraction. For example, if you have 12 ones, you can regroup them into 1 ten and 2 ones.

Front

What does 2 tens + 22 ones equal in standard form?

Back

2 tens + 22 ones equals 42 in standard form.

Front

What does 5 tens + 31 ones equal in standard form?

Back

5 tens + 31 ones equals 81 in standard form.

Front

What does 4 tens + 13 ones equal in standard form?

Back

4 tens + 13 ones equals 53 in standard form.

Front

What does 4 tens + 26 ones equal in standard form?

Back

4 tens + 26 ones equals 66 in standard form.

Front

What does 2 tens + 14 ones equal in standard form?

Back

2 tens + 14 ones equals 34 in standard form.

Front

What is the value of the digit 3 in the number 73?

Back

In the number 73, the digit 3 is in the ones place, so its value is 3.

Front

What is the value of the digit 5 in the number 58?

Back

In the number 58, the digit 5 is in the tens place, so its value is 50.

Front

How do you convert tens and ones into a two-digit number?

Back

To convert tens and ones into a two-digit number, multiply the number of tens by 10 and add the number of ones. For example, 3 tens and 4 ones equals 30 + 4 = 34.