2400/9210-23400/1300
1. 2400/9210=80/307
2. 23400/1300=18
3. 80/307-18=-5446/307
203*108-4*108-5308
1. 203*108=21924
2. 4*108=432
3. 21924-432=21492
4. 21492-5308=16184
9365904/168+822-1170/9
1. 9365904/168=390246/7
2. 390246/7+822=396000/7
3. 1170/9=130
4. 396000/7-130=395090/7
2400/9210-23400/1300
1. 2400/9210=80/307
2. 23400/1300=18
3. 80/307-18=-5446/307
203*108-4*108-5308
1. 203*108=21924
2. 4*108=432
3. 21924-432=21492
4. 21492-5308=16184
9365904/168+822-1170/9
1. 9365904/168=390246/7
2. 390246/7+822=396000/7
3. 1170/9=130
4. 396000/7-130=395090/7