diff --git a/mathgenerator/mathgen.py b/mathgenerator/mathgen.py
index ed5a3ab..ca62058 100644
--- a/mathgenerator/mathgen.py
+++ b/mathgenerator/mathgen.py
@@ -37,7 +37,7 @@ def subtractionFunc(maxMinuend = 99, maxDiff = 99):
 
 def multiplicationFunc(maxRes = 99, maxMulti = 99):
     a = random.randint(0, maxMulti)
-    b = random.randint(0, min(maxRes, maxMulti))
+    b = random.randint(0, min(int(maxMulti/a), maxRes))
     c = a*b
     problem = str(a) + "*" + str(b) + "="
     solution = str(c)