Trimming my cat’s rear claw

I put Emma on my lap with her rear legs sticking out.
I put Emma on my lap, snuggled up against me.
I hold her rear claw while she sits in my lap.
I pull her rear paw forward so it is close to her front paw. 
This is the claw trimmer I will use.
This is the claw trimmer I will use.
This is the trimmed claw.
This is the trimmed claw.