Adding decimals

Front

What is the process of adding decimals?

Back

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

Front

How do you align decimals when adding?

Back

Align the numbers vertically so that the decimal points are in the same column.

Front

What is the sum of 0.61 and 0.7?

Back

1.31

Front

What is the sum of 1.37 and 0.5?

Back

1.87

Front

What is the sum of 31.5 and 6.24?

Back

37.74

Front

What is the sum of 7.87 and 3.6?

Back

11.47

Front

Why is it important to keep track of decimal places when adding?

Back

Keeping track of decimal places ensures accuracy in the sum and prevents errors in calculations.

Front

What is a common mistake when adding decimals?

Back

A common mistake is misaligning the decimal points, which can lead to incorrect sums.

Front

How can you check your work after adding decimals?

Back

You can check your work by estimating the sum or by subtracting one of the addends from the sum to see if you get the other addend.

Front

What is the importance of carrying over in decimal addition?

Back

Carrying over is important when the sum of a column exceeds 9, ensuring that the correct value is placed in the next column.