Doubling (AABBCC)

Make it instantly recognisable

left
7900 7700 43
?3,125
?2,500
Sum: 37
Total: 1
left
7900 6600 42
?3,125
?2,500
Sum: 34
Total: 7
left
7900 5500 84
?3,125
?2,500
Sum: 38
Total: 2
left
7900 4400 92
?3,125
?2,500
Sum: 35
Total: 8
left
7900 4400 89
?3,125
?2,500
Sum: 41
Total: 5
left
7900 4400 52
?3,125
?2,500
Sum: 31
Total: 4
left
7900 3300 84
?3,125
?2,500
Sum: 34
Total: 7
left
7900 3300 58
?3,125
?2,500
Sum: 35
Total: 8
left
7900 3300 52
?3,125
?2,500
Sum: 29
Total: 2
left
7900 2200 42
?3,125
?2,500
Sum: 26
Total: 8
left
7500 8800 15
?3,125
?2,500
Sum: 34
Total: 7
left
7500 4400 96
?3,125
?2,500
Sum: 35
Total: 8
left
98-333333-6457
?95,000
?76,000
Sum: 57
Total: 3
left
9761-2222-222
?3,98,750
?3,19,000
Sum: 37
Total: 1
left
9833333364-57
?95,000
?76,000
Sum: 57
Total: 3
left
868666-611
?50,000
?40,000
Sum: 48
Total: 3
left
800666-0066
?26,875
?21,500
Sum: 38
Total: 2
left
6399-660066
?14,376
?11,501
Sum: 51
Total: 6
left
8006-6006-56
?5,000
?4,000
Sum: 37
Total: 1
left
7900-6600-76
?5,000
?4,000
Sum: 41
Total: 5
left
7900-6600-75
?5,000
?4,000
Sum: 40
Total: 4
left
79 00 66 11 66
?10,001
?8,001
Sum: 42
Total: 6
left
79 00 99 33 99
?10,001
?8,001
Sum: 58
Total: 4
left
75 0055 0065
?6,875
?5,500
Sum: 33
Total: 6

Doubling (AABBCC) number pattern