subtract
add
divide
multiply
add fractions
100

5,047- 100

what is 4,947

100

10,012 +50,000

what is 60,012


100

20/4

what is 5

100

20 x 3,000

what is 60,000


100

2 1/10 + 2 6/10

what is 4 7/10


200

20,000 - 6,000

what is 14,000


200

50,000,000 + 20,000,000,000

what is 20,050,000,000

200

200/10

what is 20

200

10 x 20 

what is 200

200

30 400/1,000 + 90 800/1,000

what is 120  200/1,000

300

902 - 229

what is 673

300

902+209

what is 1,111

300

902/9

what is 100 

300

102 x 901 

what is 902

300

10/100 + 20/100

what is 30/100

400

4,000 - 1,289

what is 2,711

400

4,000,000,000,000,000 + 3,000,000,000,000,000

what is 7,000,000,000,000,000

400

2,000/1

what is 2,000

400

2,000 x 1,000

what is 2,000,000

400

300/1,000 + 400/1,000

what is 700/1,000 

500

456-289

what is 167

500

Daily Double 

Mark and June both collected rocks. Mark collected 57 on Monday, 144 on Tuesday and 89 on Friday. June collected 216 on Tuesday, 167 on Thursday and 275 on Saturday. How many rocks did the collect in all?





What is 948?

500

555/5

what is 111
500

67 x 67 

what is 4,489

500

67/100 + 67/100

what is 34/100

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