The Fame:
Album sales — 4.6 million = 4.6 million
Just Dance — 7.01 million = 701,000
Poker Face — 7.25 million = 725,000
Lovegame — 2.58 million = 258,000
Paparazzi — 3.49 million = 349,000
Other tracks + recurrent sales — 3 million = 300,000
Total: 6.933 million
Just Dance — 150M+ streams (8x Plat, 7M is real sales so 1M+ is streams. 1M * 150 = 150M)
Poker Face — 412.5M+ streams (10x Plat, 7.25M is real sales so 2.75M+ is streams. 2.75M * 150 = 412.5M)
LoveGame — 63M+ streams (3x Plat, 2.58M is real sales so 420K+ is streams. 420K * 150 = 63M)
Paparazzi — 75M+ streams (4x Plat, 3.5M is real sales so 500K+ is streams. 500K * 150 = 75M)
Total: 700.5M streams just off single certifications.
Albums full streams likely near 1B.
1B streams = 667K. + 6.933M pure&TEA = 7,600,000 equivalent sales.
It can probably get 8x Platinum since shipments are used for RIAA.