Show:
Expanded form
Rounding Decimals
Adding Decimals
Subtracting Decimals
Multiplication
100

Write in addition/multiplication expanded form:

341

3 x 100 + 4 x 10 + 1 x 1

100

Round to the nearest whole number:

7.893

8

100

17 + 0.51

17.51

100

23.5 - 19.3

4.2

100

72 x 9

648

200

Write in standard form:

4 x 100 + 2 x 10 + 3 x 1 + 9 x 0.1

423.9

200

Round to the nearest tenth:

14.74

14.7

200

21.71 + 13.16

34.87

200

112.71 - 98.5

14.21

200

864 x 7 

6,048

300

Write in standard form:

7 x 100 + 6 x 10 + 5 x 1 + 8 x 0.1 

765.8

300

Round to the nearest hundredth:

13.673

13.67

300

312.56 + 79.42

391.98

300

131.91 - 117

14.91

300

721 x 7

5,047

400

Write in standard form:

6 x 1,000 + 4 x 100 + 3 x 10 + 9 x 0.01

6,430.09

400

Round to the nearest hundredth:

671.439

671.44

400

451.987 + 112.352

564.339

400

891.617 - 65.754

825.863

400

376 x 18

6,768

500

Write in standard form:

8 x 10,000 + 7 x 1,000 + 3 x 100 + 2 x 10 + 4 x 1 + 9 x 0.1 + 2 x 0.001

87,324.902

500

Round to the nearest thousandth:

78.8165

78.817

500

3,652.169 + 657.2

4,309.369

500

1,654.231 - 789.789

864.442

500

897 x 42 

37,674