Natural sonlarni qo'shish
Natural sonlarni ayirish
Natural sonlarni ko'paytirish
Natural sonlarni bo'lish
Qulay usulda hisoblang
100

45+37

82

100

45-18


27

100

4*6

24

100

24:6

4

100

4*8+6*8

8*(4+6)=80

200

121+132

253

200

123-46

77

200

8*9

72

200

72:8

9

200

7*6+13*6

6*(7+13)=120

300

675+325

1000

300

497-248

249

300

11*12

132

300

144:12

12

300

13*11+17*11

11*(13+17)=330

400

1234+1543

2777

400

1200-245

955

400

13*14

182

400

196:14

14

400

18*12+12*12

12*(18+12)=360

500

12456+1325

13781

500

1680-567

1113

500

18*12

216

500

256:16

16

500

18*21+82*21

21*(18+82)=2100

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