Fill in 7,10,20,23,33, (), () 4,1, (), 1 / 16 and 1 / 64 according to the rule

Fill in 7,10,20,23,33, (), () 4,1, (), 1 / 16 and 1 / 64 according to the rule

7+3=10 10+10=20 20+3=23 23+10=33 36 46
4 1 0.25