1.7 Add and Subtract Decimals Through the Thousandths

Front

What is the process of adding decimals?

Back

To add decimals, align the numbers by the decimal point and add each column starting from the right, carrying over if necessary.

Front

What is the process of subtracting decimals?

Back

To subtract decimals, align the numbers by the decimal point and subtract each column starting from the right, borrowing if necessary.

Front

How do you find the difference between two decimal numbers?

Back

To find the difference, subtract the smaller number from the larger number.

Front

What is the significance of the thousandths place in decimal numbers?

Back

The thousandths place is the third digit to the right of the decimal point, representing one part of a thousand.

Front

How do you convert a fraction to a decimal?

Back

To convert a fraction to a decimal, divide the numerator by the denominator.

Front

What is the total when adding multiple decimal numbers?

Back

The total is the sum of all the decimal numbers added together.

Front

How do you round a decimal to the nearest hundredth?

Back

To round to the nearest hundredth, look at the digit in the thousandths place; if it is 5 or greater, round up.

Front

What is the importance of place value in decimal addition and subtraction?

Back

Place value determines the value of each digit in a decimal number, which is crucial for accurate addition and subtraction.

Front

How do you handle carrying over in decimal addition?

Back

When the sum of a column exceeds 9, carry over the extra value to the next column to the left.

Front

How do you handle borrowing in decimal subtraction?

Back

When a digit in the top number is smaller than the corresponding digit in the bottom number, borrow from the next left column.