the 10th grad math
the () math
division math
multiplication math
- math
100

5674

56789

100

(67)x+x66+66x5789(++=) = 

6868688686867676858+x7585757

100

10 division 100

0.1

100

1000000x78

78000000

100

100-67

33

200

787956=

795899

200

(78+x)

10+x+65

200

10 division 67 

0.14925373134

200

200x900

180000

200

67-76

-9

300

86958686

97978999,9886968669

300

(769+x7569)

187,0204986958886786,87

300

10 division 

10 division

300

15x678

10170

300

600-45

555

400

1,0677599

10,-010011001010010100101

400

888685)775+x 0x=

7595769774,86978787678765765433456​​​
400

6 division 5

1.2

400

67x78

5226

400

789x89

70221

500

1012

9

500

74382984576)78686+x89

123456789,8698868868678

500

780 division 45

17.3333333333

500

500x400

200000

500

780x

780x