Subtract Decimals

The chef took out 54.8 g of butter but then found out that he took out 6.9 g of butter more than he need. How much butter did he need?

• 54.8 – 6.9 = 47.9 He needs 47.9 g of butter.

• 54.8 + 6.9 = 47.9 He needs 47.9 g of butter.

• 54.8 – 6.9 = 46.9 He needs 46.9 g of butter.

• 54.8 + 6.9 = 61.9 He needs 61.9 g of butter.

16.05 - 2.3 =

• 13.75

• 14.35

• 3.75

• 18.35

22.4 - 17.86

• 15.46

• 5.46

• 4.46

• 4.54

78.23 - 43.57

• 35.34

• 34.74

• 121.80

• 34.66

What are the rules for subtracting decimals? (select all correct answers.)

• Add the digits in the same place value positions.

• Line up the decimal point.

• Subtract the digits with different place value position.

• Bring the decimal point straight down in the difference.

• Subtract the digits in the same place value positions.

4.08 - 1.74

• 5.82

• 3.74

• 2.34

• 3.34

Estimate the difference:

4.08 - 1.74

• 2

• 3

• 3.74

• 2.34

13.54 - 6.7

• 13.24

• 6.84

• 7.24

• 20.24

Estimate the difference:

13.54 - 6.7

• 6.84

• 13.24

• 8

• 7

What number goes in the blank?

8.4 - ___ = 3.2

• 4.3

• 5.2

• 11.6

• 5.4