Multidigit multiplication
Expanded form
Powers of 10
Adding and subtracting
100

435 X 6

2610

100

What is this number: 

4,000 + 300 + 9 

4,309

100

9 x 100

900

100

29.3 - 15.67

13.63

200

1,234 X 5

6170

200

What is this number

10,000 + 3,000 + 600 + 70 + 3 

13,673

200

5 x 10 to the third power

5000

200

17.89 + 13.45

31.34

300

26 x 34

884

300

What is this number

10 + 3 + 4/10 

13.4

300

20 X 100

2,000

300

13.63 + 15.67

29.3


400

89 x 47

4183


400

What is this number 

4 x 100 + 3 x 10 + 3 x 1 + 5 x 1/10 

433.5

400

5 x 1,000 + 4 x 100,000

405,000

400

Angela bought a sweater for 6.89 and paid with a 10$ bill. How much change will she receive?

3.11$

500

258 x 76

19,608

500

Write the following in expanded form 


45.678

40 + 5 + 6/10 + 7/100 + 8/1000

500

8 x 10 to the sixth power

8,000,000

500

100 - 76.4

23.6

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