Tim has 152 photos - 100 photos = <<152-100=52>>52 photos.
When Tim has 52 photos, then Paul has 52 + 10 photos = <<52+10=62>>62 photos.
Tim and Paul have together 52 photos + 62 photos = <<52+62=114>>114 photos.
That leaves Tom with 152 photos - 114 photos = <<152-114=38>>38 photos.
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