(238145 - 237776) :41 + 327:3*7 = 772
1) 238145 - 237776=369
238145
-237776
=======
369
2) 369 : 41 =9
369 |41
369 --------
==== 9
0
3) 327 :3 = 109
327 | 3
3 --------
= 109
27
- 27
=====
0
4) 109 * 7 =763
109
* 7
====
763
5) 9 + 763 = 772
763
+ 9
===
772
10000 - 120 *80 + (900 - 750 : 25 ) * 7 = 6490
1) 750 : 25 = 30
750 |25
75 --------
== 30
0
2) 900 - 30 = 870
3)120 * 80 =9600
120
* 80
====
9600
4) 10000 - 9600 = 400
5) 870 *7 = 6090
870
* 7
====
6090
6) 400 + 6090 =6490
6090
+ 400
=====
6490