>>63839508 (OP)1. It's cumulative daily losses - a single soldier can be wounded, captured, released, wounded, multiple times. Cumulative losses does not equal casualties.
2. We don't have numbers for Russian POWs captured by Ukraine, which would help us give a more accurate number.
3. Russian losses were disproportionately felt by Ukrainian militia (Donbass and Luhansk have been ethnically clensed of males over 18), convicts, then mobiks. The tactics are called "Sheep and wolves".
4. Russia maintains like 400,000 men on the front at all times. Killing Russians is like mowing the lawn, but they don't make progress on it.
Back of the number calcs give us a range:
>200-350 KIA for Russia>80-111 KIA for Ukraine