Workshop #3: Adding and Subtracting Decimals

Front

What is the result of 7.9 - 3.47?

Back

4.43

Front

What is the result of 55.78 + 4.6?

Back

60.38

Front

What is the result of 7.05 - 4.6?

Back

2.45

Front

What is the result of 94 - 4.8?

Back

89.2

Front

What is the result of 2.98 + 5.3?

Back

8.28

Front

Define decimals.

Back

Decimals are numbers that represent a fraction of ten, using a decimal point to separate the whole number from the fractional part.

Front

What is the place value of the digit 5 in the number 45.678?

Back

The place value of 5 is in the tenths place, representing 0.5.

Front

How do you align decimals when adding or subtracting?

Back

Align the numbers by their decimal points, ensuring that digits in the same place value are stacked vertically.

Front

What is the first step in subtracting decimals?

Back

Align the numbers by their decimal points and subtract starting from the rightmost digit.

Front

What is the first step in adding decimals?

Back

Align the numbers by their decimal points and add starting from the rightmost digit.