4B Adding Decimals FlashCards

What is 6.1 + 3.9?

• 9.8

• 10.0

• 11.0

• 10.5

If you add 1.5 and 2.5, what do you get?

• 3.0

• 4.0

• 5.0

• 6.0

What is 3.2 + 4.8?

• 7.5

• 8.0

• 9.0

• 8.5

What is the sum of 2.31 and 1.43?

• 3.14

• 3.74

• 4.00

• 2.74

When adding decimals, what should you not do?

• Ignore the decimal point.

• Add the numbers without aligning the decimal points.

• Round the numbers before adding them.

• Use a calculator for accuracy.

What is 0.01 + 1.73?

• 1.70

• 1.72

• 1.74

• 1.76

What is the sum of 1.23 and 2.14?

• 3.14

• 3.27

• 3.37

• 3.50

What do you do if there are different numbers of decimal places?

• Add zeros to the right of the shorter number.

• Remove decimal places from the longer number.

• Round both numbers to the nearest whole number.

• Use the average of the two numbers.

What is the first step in adding decimals?

• Write the numbers one under the other, aligning the decimal points.

• Add the whole numbers first before the decimals.

• Convert all decimals to fractions before adding.

• Round the decimals to the nearest whole number.

What is 7.87 + 3.6?

• 10.25

• 11.47

• 12.37

• 9.47