adding integers
subtracting integers
changing fractions to decimals
multiplication
divsion
100

1- + 1 +?

0

100

-5-4

-1

100

5/12

0.416

100

23 x 55

1265

100

1/4

.25

200

7 + -5

2

200

-5-12

17

200

1/3

0.33

200

121 x 59

7139

300

-20 + 30

10

300

-39-23

62

300

4/5

.8

300

1234 x 592

730528

400

103+-121

-18

400

-113-2114

-2227

400

9/12

.75

400

-65749 x 64720

-4255275280

500

532874+-752938

-220064

500

-98100-98989

-197089

500

15677/21000

0.74

500

-75830 x 94604

-7173821320

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