ดับหลักสิบล่าง
สูตรดับล่าง 1 ดับหลักสิบล่าง
ใช้หลักร้อย(รว.1) เทียบ
0 = 1
1 = 0
2 = 9
3 = 8
4 = 7
5 = 6
6 = 5
7 = 4
8 = 3
9 = 2
902 52 = 9
2 = 95 149 = 1
0 = 01 318 = 3f
8 = 35 404 = 4
7 = 95 866 = 8
3 = 26 406 = 4
7 = 52 297 = 2
9 = 20 523 = 5
6 = 18 198 = 1
0 = 95 920 = 9
2 = 39 477 = 4
7 = 45 728 = 7
4 = 82 391 = 3
8 = 91 842 = 8
3 = 22 763 = 7
4 = 35 269 = 2
9 = 44 615 = 6
5 = 94 409 = 4
7 = ?
ดับล่างระยะสั้น
8 = 35 404 = 4
7 = 95 866 = 8
3 = 26 406 = 4
3 = 52 297 = 2
9 = 20 523 = 5
6 = 18 198 = 1
0 = 95 920 = 9
2 = 39 477 = 4
7 = 45 728 = 7
4 = 82 391 = 3
8 = 91 842 = 8
3 = 22 763 = 7
4 = 35 269 = 2
9 = 44 615 = 6
5 = 94 409 = 4
7 = ?
สูตรดับล่าง2 ดับหลักสิบ
ใช้หลักสิบ(ล่าง)แทนค่า
0 = 1
1 = 0
2 = 9
3 = 8
4 = 7
5 = 6
6 = 5
7 = 4
8 = 3
9 = 2
48 = 4
7 = 52
6 = 95
2 = 01
1 = 35
8 = 79
4 = 95
2 = 26
9 = 52
6 = 20
9 = 18
0 = 95
2 = 39
8 = 45
7 = 82
3 = 91
2 = 22x
9 = 35
8 = 44
7 = 94
2 = ?
สูตรดับล่าง3 ดับหลักสิบ
ใช้หลักสิบ(ล่าง)แทนค่า
48 = 4
4 = 52
5 = 95f
9 = 01
0 = 35
3 = 79
7 = 95
9 = 26
2 = 52f
5 = 20
2 = 18
1 = 95
9 = 39f
3 = 45
4 = 82
8 = 91
9 = 22
2 = 35
3 = 44
4 = 94f
9 = ?
สูตรดับล่าง4 ดับหลักสิบล่าง
ใช้หลักหน่วย(ล่าง)+8
48 = 8+8
6 = 52 =2+8
0 = 95 =5+8
3 = 01 =1+8
9 = 35 =5+8
3 = 79 =9+8
7 = 95 =5+8
3 = 26 =6+8
4 = 52 =2+8
0 = 20 0+8f
8 = 18 =8+8f
6 = 95 =5+8
3 = 39 =9+8x
7 = 45 =5+8
3 = 82 =2+8
0 = 91 =1+8
9 = 22 =2+8
0 = 35 =5+8
3 = 44 =4+8
2 = 94 =4+8
2 = ?
ดับระยะสั้น
7 = 45
3 = 82
0 = 91
9 = 22
0 = 35
3 = 44
2 = 94
2 = ?
สูตรดับล่าง5 ดับหลักสิบ
ใช้หลักสิบ(ล่าง)+8
48 = 4+8
2 = 52 =5+8f
3 = 95 =9+8f
7 = 01 =0+8
8 = 35 =3+8
1 = 79 =7+8
5 = 95 =9+8f
7 = 26 =2+8
0 = 52 =5+8
3 = 20 =2+8
0 = 18 =1+8
9 = 95 =9+8x
7 = 39 =3+8
1 = 45 =4+8
2 = 82 =8+8f
6 = 91 =9+8
7 = 22 =2+8
0 = 35 =3+8
1 = 44 =4+8
2 = 94 =9+8
7 = ?
สูตรดับล่าง6 ดับหลักสิบ
ใช้หลักหมื่น แทนค่า
306902 =0
0 = 95 180149
8 = 01 384245
8 = 35 906318
0 = 79 531404
3 = 95 028866
2 = 26 153406f
5 = 52 103297x
0 = 20 087523f
8 = 18 781198f
8 = 95 673920
7 = 39 378477
7 = 45 468728
6 = 82 766391
6 = 91 662842
6 = 22 856763
5 = 35 772269f
7 = 44 375615
7 = 94 656409
5 = ?
สูตรดับล่าง7 ดับหลักสิบล่าง
ใช้ร้อย(รว.1)+หลักสิบ(รว.1)+หลักหน่วย(รว.1)+8
902 52 = 9+0+2 = 2+8
0 = 95 149 =1+4+9+8
2 = 01 245 =2+4+5+8
9 = 35 318 =3+1+8+8
0 = 79 404 =4+0+4+8
6 = 95 866 =8+6+6+8
8 = 26 406 =4+0+6+8
8 = 52 297 =2+9+7+8
6 = 20 523 =5+2+3+8
8 = 18 198 =1+9+8+8f
6 = 95 920 =9+2+0+8
9 = 39 477 =4+7+7+8f
6 = 45 728 =7+2+8+8
5 = 82 391 =3+9+1+8
1 = 91 842 =8+4+2+8f
2 = 22 763 =7+6+3+8f
4 = 35 269 =2+6+9+8
5 = 44 615 =6+1+5+8
0 = 94 409 =4+0+9+8
1 = ?
ดับหลักหน่วยล่าง
สูตรดับล่าง1 ดับหลักหน่วย
ใช้หลักสิบ(ล่าง)+หลักหน่วย(ล่าง) + 8
48 = 4+8+8=0
0 = 52 =5+2+8
5 = 95 =9+5+8x
2 = 01 =0+1+8
9 = 35 =3+5+8
6 = 79 =7+9+8
4 = 95 =9+5+8
2 = 26 =2+6+8t
6 = 52 =5+2+8
5 = 20 =2+0+8
0 = 18 =1+8+8
7 = 95 =9+5+8
2 = 39 =3+9+8
0 = 45 =4+5+8
7 = 82 =8+2+8
8 = 91 =9+1+8
8 = 22 =2+2+8
2 = 35 =3+5+8
6 = 44 =4+4+8
6 = 94 =9+4+8
1 = ?
ดับล่างระยะสั้น
6 = 52 =5+2+8
5 = 20 =2+0+8
0 = 18 =1+8+8
7 = 95 =9+5+8
2 = 39 =3+9+8
0 = 45 =4+5+8
7 = 82 =8+2+8
8 = 91 =9+1+8
8 = 22 =2+2+8
2 = 35 =3+5+8
6 = 44 =4+4+8
6 = 94 =9+4+8
1 = ?
สูตรดับล่าง2 ดับหลักหน่วยล่าง
ใช้หลักสิบ(ล่าง)+หลักหน่วย(ล่าง)
48 = 4+8 = 2
2 = 52 =5+2x
7 = 95 =9+5
4 = 01 =0+1
1 = 35 =3+5
7 = 79 =7+9t
6 = 95 =9+5
4 = 26 =2+6
8 = 52 =5+2
7 = 20 =2+0
2 = 18 =1+8
9 = 95 =9+5t
4 = 39 =3+9
2 = 45 =4+5
9 = 82 =8+2
0 = 91 =9+1
0 = 22 =2+2
4 = 35 =3+5
8 = 44 =4+4
8 = 94 =9+4
3 = ?
ดับล่างระยะสั้น
4 = 39 =3+9
2 = 45 =4+5
9 = 82 =8+2
0 = 91 =9+1
0 = 22 =2+2
4 = 35 =3+5
8 = 44 =4+4
8 = 94 =9+4
3 = ?
สูตรดับล่าง3 ดับหลักหน่วยล่าง
ใช้หลักสิบ(ล่าง)+7
48 = 4+7 = 1
1 = 52 =5+7
2 = 95 =9+7
6 = 01 =0+7
7 = 35 =3+7
0 = 79 =7+7
4 = 95 =9+7
6 = 26 =2+7x
9 = 52 =5+7
2 = 20 =2+7t
9 = 18 =1+7
8 = 95 =9+7
6 = 39 =3+7
0 = 45 =4+7
1 = 82 =8+7
5 = 91 =9+7
6 = 22 =2+7
9 = 35 =3+7
0 = 44 =4+7
1 = 94 =9+7
6 = ?
ดับระยะสั้น
9 = 18 =1+7
8 = 95 =9+7
6 = 39 =3+7
0 = 45 =4+7
1 = 82 =8+7
5 = 91 =9+7
6 = 22 =2+7
9 = 35 =3+7
0 = 44 =4+7
1 = 94 =9+7
6 = ?
สูตรดับล่าง4 ดับหลักหน่วยล่าง
ใช้หลักหน่วย(ล่าง)แทนค่า
0 = 1
1 = 0
2 = 9
3 = 8
4 = 7
5 = 6
6 = 5
7 = 4
8 = 3
9 = 2
48 = 8 =3
3 = 52
9 = 95t
6 = 01
0 = 35
6 = 79
2 = 95
6 = 26x
5 = 52t
9 = 20
1 = 18
3 = 95
6 = 39
2 = 45
6 = 82
9 = 91t
0 = 22
9 = 35
6 = 44
7 = 94
2 = ?
สูตรดับล่าง5 ดับหลักหน่วยล่าง
ใช้หลักหน่วย(ล่าง)แทนค่า
48 = 8
8 = 52
2 = 95
5 = 01
1 = 35
5 = 79
9 = 95t
5 = 26
6 = 52
2 = 20t
0 = 18
8 = 95
5 = 39
9 = 45
5 = 82
2 = 91
1 = 22
2 = 35
5 = 44
4 = 94x
9 = ?
สูตรดับล่าง6 ดับหลักหน่วยล่าง
ใช้หลักหน่วย(ล่าง)+7
48 = 8+7 = 5
5 = 52 =2+7t
9 = 95 =5+7t
2 = 01 =1+7
8 = 35 =5+7
2 = 79 =9+7
6 = 95 =5+7
2 = 26 =2+7t
9 = 52 =2+7
5 = 20 =0+7t
7 = 18 =8+7
5 = 95 =5+7
2 = 39 =9+7
6 = 45 =5+7
2 = 82 =2+7x
9 = 91 =1+7t
8 = 22 =2+7
9 = 35 =5+7
2 = 44 =4+7
1 = 94 =4+7
1 = ?
สูตรดับล่าง7 ดับหลักหน่วย
ใช้ร้อย(รว.1)+หลักสิบ(รว.1)+หลักหน่วย(รว.1) แล้วเทียบ
0 = 1
1 = 0
2 = 9
3 = 8
4 = 7
5 = 6
6 = 5
7 = 4
8 = 3
9 = 2
902 52 =9+0+2= 2
9 = 95 149 =1+4+9= 4t
7 = 01 245 =2+4+5= 1
0 = 35 318 =3+1+8= 2
9 = 79 404 =4+0+4= 8x
3 = 95 866 =8+6+6= 0
1 = 26 406 =4+0+6= 0
1 = 52 297 =2+9+7= 8
3 = 20 523 =5+2+3= 0
1 = 18 198 =1+9+8= 8t
3 = 95 920 =9+2+0= 1
0 = 39 477 =4+7+7= 8
3 = 45 728 =7+2+8= 7
4 = 82 391 =3+9+1= 3
8 = 91 842 =8+4+2= 4
7 = 22 763 =7+6+3= 6
5 = 35 269 =2+6+9= 7
4 = 615 44 =6+1+5= 2
9 = 94 409 =4+0+9= 3t
8 = ?
สูตรดับล่าง8 ดับหลักหน่วย
ใช้หลักสิบ(บน)+หลักหน่วย(บน)+7
902 52 = 0+2 = 2+7
9 = 95 149 =4+9+7t
0 = 01 318 =1+8+7t
6 = 35 404 =0+4+7
1 = 95 866 =6+6+7
9 = 26 406 =0+6+7
3 = 52 297 =9+7+7
3 = 20 523 =2+3+7
2 = 18 198 =9+8+7
4 = 95 920 =2+0+7
9 = 39 477 =7+7+7x
1 = 45 728 =2+8+7
7 = 82 391 =9+1+7
7 = 91 842 =4+2+7
3 = 22 763 =6+3+7
6 = 35 269 =6+9+7
2 = 44 615 =1+5+7
3 = 94 409 =0+9+7
6 = ?
ดับล่างระยะสั้น
1 = 45 728 =2+8+7
7 = 82 391 =9+1+7
7 = 91 842 =4+2+7
3 = 22 763 =6+3+7
6 = 35 269 =6+9+7
2 = 44 615 =1+5+7
3 = 94 409 =0+9+7
6 = ?
สูตรดับล่าง9 ดับหลักหน่วย
ใช้หลักสิบ(บน)+หลักหน่วย(ล่าง)+7
902 52 = 0+2 = 2+7
9 = 95 149 =4+5+7t
6 = 01 318 =1+1+7
9 = 35 404 =0+5+7
2 = 95 866 =6+5+7
8 = 26 406 =0+6+7
3 = 52 297 =9+2+7
8 = 20 523 =2+0+7
9 = 18 198 =9+8+7
4 = 95 920 =2+5+7
4 = 39 477 =7+9+7
3 = 45 728 =2+5+7
4 = 82 391 =9+2+7
8 = 91 842 =4+1+7
2 = 22 763 =6+2+7t
5 = 35 269 =6+5+7x
8 = 44 615 =1+4+7
2 = 94 409 =0+4+7
1 = ?
สูตรดับล่าง10 ดับหลักหน่วย
ใช้หลักพัน แทนค่า
306902 =6
6 = 95 180149
0 = 01 384245t
4 = 35 906318
6 = 79 531404
1 = 95 028866
8 = 26 153406
3 = 52 103297
3 = 20 087523
7 = 18 781198
1 = 95 673920
3 = 39 378477t
8 = 45 468728
8 = 82 766391t
6 = 91 662842
2 = 22 856763t
6 = 35 772269
2 = 44 375615
5 = 94 656409
6 = ?
สูตรดับล่าง11 ดับหลักหน่วย
ใช้หลักแสน+หมื่น+พัน+ร้อย+สิบ+หน่วย แทนค่า
306902 =6
6 = 95 180149
3 = 01 384245
6 = 35 906318
7 = 79 531404t
7 = 95 028866
0 = 26 153406
9 = 52 103297
2 = 20 087523t
5 = 18 781198
4 = 95 673920
7 = 39 378477
6 = 45 468728
5 = 82 766391
2 = 91 662842
8 = 22 856763
5 = 35 772269x
3 = 44 375615
7 = 94 656409
0 = ?
สูตรดับล่าง ดับสิบหน่วยล่าง
ใช้ร้อย(รว.1)+หลักสิบ(รว.1)+หลักหน่วย(รว.1)
902 52 = 9+0+2 = 2
2 = 95 149 =1+4+9
4 = 01 245 =2+4+5
1 = 35 318 =3+1+8
2 = 79 404 =4+0+4
8 = 95 866 =8+6+6
0 = 26 406 =4+0+6
0 = 52 297 =2+9+7
8 = 20 523 =5+2+3
0 = 18 198 =1+9+8
8 = 95 920 =9+2+0
1 = 39 477 =4+7+7
8 = 45 728 =7+2+8
7 = 82 391 =3+9+1
3 = 91 842 =8+4+2
4 = 22 763 =7+6+3
6 = 35 269 =2+6+9
7 = 44 615 =6+1+5
2 = 94 409 =4+0+9
3 = ?
สูตรทั้งหมดนี้ ได้ปรับเปลี่ยนใหม่ บางสูตรใช้ดับหลัก บางสูตรดับสน.ล่าง