When I point my thumbs to the left the palm of my left left hand is facing up, but my right left hand is backward and when I point the thumb to the left the pal

When I point my thumbs to the left the palm of my left left hand is facing up, but my right left hand is backward and when I point the thumb to the left the palm faces down. It's very inconvenient, really, not only do I have two left hands, one of them is backwards. It's a wonder I can even type.