Add, Subtract, Multiply & Divide Decimals

Front

What is the process of adding decimals?

Back

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

Tags

CCSS.5.NBT.B.7

Front

How do you subtract decimals?

Back

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

Tags

CCSS.5.NBT.B.7

Front

What is the method for multiplying decimals?

Back

To multiply decimals, multiply the numbers as if they were whole numbers, then count the total number of decimal places in both factors and place the decimal point in the product accordingly.

Tags

CCSS.5.NBT.B.7

Front

How do you divide decimals?

Back

To divide decimals, move the decimal point in the divisor to the right to make it a whole number, and move the decimal point in the dividend the same number of places. Then divide as usual.

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

Front

What is the total amount of rain if 2.75 inches fell on Saturday and 1.6 inches on Sunday?

Back

The total amount of rain is 4.35 inches.

Tags

CCSS.5.NBT.B.7

Front

If Mrs. Dombrowsky spent $67.50 on 27 books, how much did each book cost?

Back

Each book cost $2.50.

Tags

CCSS.6.NS.B.3

Front

How much money will Denise have left after buying a game for $29.99 if she has $78.22?

Back

Denise will have approximately $50 left.

Front

If Jake has 3.4 pounds of apples costing $2.39 per pound, how much does he spend?

Back

Jake spends $8.126.

Tags

CCSS.7.EE.B.3

Front

What is Jackie’s total earnings if she earns $8.95 per hour and works 7.5 hours?

Back

Jackie earns $67.125 this week.

Tags

CCSS.7.NS.A.3

Front

What is the importance of aligning decimal points when performing operations with decimals?

Back

Aligning decimal points ensures that each digit is in the correct place value, which is crucial for accurate calculations.

Tags

CCSS.5.NBT.B.7