Steps to Adding and Subtracting Decimals
Adding Decimals
Subtracting Decimals
Adding and Subtracting Decimals
Place Value
100

The first step in solving addition and subtraction problems with decimals.

Line up the decimals.

100

3.14 + 5.12 = 

What is 8.26?

100

20.8 - 7.34=

What is 13.46?

100

12.46 + 3.8=

16.26

100

The number in the hundredths place


45.67

What is 7?

200

The second step in solving addition and subtraction problems with decimals

What is fill in the zeros?

200

14.73+15.1=

What is 29.83?
200

34.63 - 27.9=

What is 6.73?

200

4.5 - 3.79=

What is 0.71?

200

The number in the ones place.


23.09

What is 3?

300

The third step in solving addition and subtraction with decimals problems.

What is drop down the decimal?


300

3 + 4.55=

What is 7.55?

300

15- 0.48=

What is 14.52?

300

9.38 - 0.19=

What is 9.19?

300

The number in the tenths place.


9.12

What is 1?

400

The fourth step in solving addition and subtraction with decimal problems.

What is solving the problem?

400

17.82 + 3.66=

What is 21.48?

400

6 - 2.33=

What is 3.67?

400

2.13 + 0.9=

What is 3.03?

400

The number in the tens place.


76.9

What is 7?

500

Say this decimal correctly 3954.385

Three thousand nine hundred fifty four and three hundred eighty five thousandths

500

11.7 + 2.81=

What is 14.51?

500

1.09 - 0.87=

What is 0.22?

500

10.21 - 5.6=

What is 4.61?

500

The decimal always says this.

What is AND?

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