diff --git a/arvo/hoon.hoon b/arvo/hoon.hoon
index 2361b88af..1d9199e0b 100644
--- a/arvo/hoon.hoon
+++ b/arvo/hoon.hoon
@@ -1325,11 +1325,11 @@
            :: =+  a4=(rnd p (rsh 0 e2 a3))
            =+  a4=(rnd p (rsh 0 e2 a2))
            =+  s2=|(s.n s.m)
-           [s=s2 e=:(sum:si e.n e.m e2) a=a4]
+           [s=s2 e=:(sum:si e.n e.m (sun:si e2)) a=a4]
 
   ++  div  |=  [p=@u n=[s=? e=@s a=@u] m=[s=? e=@s a=@u]]  ^-  [s=? e=@ a=@]
            =+  b=(rnd p (^div (lsh 0 (^mul p 2) a.n) a.m))
-           ?:  (^gte e.n e.m)
+           ?:  (^gte a.n a.m)
              [s=|(s.n s.m) e=(dif:si e.n e.m) a=b]
            [s=|(s.n s.m) e=(dif:si (dif:si e.n e.m) (sun:si 1)) a=b]