แบบทดสอบเตรียมสู่อุดมศึกษา
1. (200*81)-12,300=?
-3,000
4,000
-3,900
400
3,900
2. (21+36)-20=?
36
38
35
39
37
3. 100,000,000/200
5,000,000
500,000
50,000
550,000
5,000
4. 398,987,000/100=?
39,898.70
399
398,987
3,989.87
387
5. 238*24=?
5,945
6,345
5,712
6,934
5,735
6. 400/40
-100
10
100
110
1
7. 1,246,804/2=?
634,402
643,746
634,971
623,302
623,402
8. 789,000-34,987=?
754,013
749,013
745,013
754,010
745,003
9. 256-765=?
-190
509
-509
-340
510
10. (1,236-458)+8,396=?
9174
778
779
9176
777
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