diff --git a/mapytex/calculus/core/MO/mo.py b/mapytex/calculus/core/MO/mo.py
index 7b70013..b1a28b8 100644
--- a/mapytex/calculus/core/MO/mo.py
+++ b/mapytex/calculus/core/MO/mo.py
@@ -154,6 +154,128 @@ class MOnumber(MO):
 
         return f"- {abs(self.value)}"
 
+    def  __add__(self, other):
+        """ Adding a MOnumber """
+        try:
+            return self.value + other.value
+        except AttributeError:
+            return self.value + other
+
+    def  __radd__(self, other):
+        """ rAdding a MOnumber """
+        try:
+            return self.value + other.value
+        except AttributeError:
+            return self.value + other
+
+    def  __sub__(self, other):
+        """ Subing a MOnumber """
+        try:
+            return self.value - other.value
+        except AttributeError:
+            return self.value - other
+
+    def  __rsub__(self, other):
+        """ rSubing a MOnumber """
+        try:
+            return self.value - other.value
+        except AttributeError:
+            return self.value - other
+
+    def  __mul__(self, other):
+        """ Multiply a MOnumber """
+        try:
+            return self.value * other.value
+        except AttributeError:
+            return self.value * other
+
+    def  __rmul__(self, other):
+        """ rMultiply a MOnumber """
+        try:
+            return self.value * other.value
+        except AttributeError:
+            return self.value * other
+
+    def  __truediv__(self, other):
+        """ Divide a MOnumber """
+        try:
+            return self.value / other.value
+        except AttributeError:
+            return self.value / other
+
+    def  __rtruediv__(self, other):
+        """ rDivide a MOnumber """
+        try:
+            return self.value / other.value
+        except AttributeError:
+            return self.value / other
+
+    def  __floordiv__(self, other):
+        """ Integer Division a MOnumber """
+        try:
+            return self.value // other.value
+        except AttributeError:
+            return self.value // other
+
+    def  __rfloordiv__(self, other):
+        """ rInteger Division a MOnumber """
+        try:
+            return other.value // self.value
+        except AttributeError:
+            return other // self.value
+
+    def  __mod__(self, other):
+        """ Moduling a MOnumber """
+        try:
+            return self.value % other.value
+        except AttributeError:
+            return self.value % other
+
+    def  __rmod__(self, other):
+        """ rModuling a MOnumber """
+        try:
+            return other.value % self.value
+        except AttributeError:
+            return other % self.value
+
+    def __eq__(self, other):
+        """ == a MOnumber """
+        try:
+            return self.value == other.value
+        except AttributeError:
+            return self.value == other
+
+    def __lt__(self, other):
+        """ < a MOnumber """
+        try:
+            return self.value < other.value
+        except AttributeError:
+            return self.value < other
+
+    def __le__(self, other):
+        """ <= a MOnumber """
+        try:
+            return self.value <= other.value
+        except AttributeError:
+            return self.value <= other
+
+    def __gt__(self, other):
+        """ > a MOnumber """
+        try:
+            return self.value > other.value
+        except AttributeError:
+            return self.value > other
+
+    def __ge__(self, other):
+        """ >= a MOnumber """
+        try:
+            return self.value >= other.value
+        except AttributeError:
+            return self.value >= other
+
+    def __hash__(self):
+        return self.value.__hash__()
+
 class MOstr(MO):
 
     """ Unknown math object like x or n"""
diff --git a/mapytex/calculus/core/compute/__init__.py b/mapytex/calculus/core/compute/__init__.py
index 3aaf8af..8153ab2 100644
--- a/mapytex/calculus/core/compute/__init__.py
+++ b/mapytex/calculus/core/compute/__init__.py
@@ -14,11 +14,13 @@ from .exceptions import ComputeError
 from .add import add
 from .minus import minus
 from .multiply import multiply
+from .divide import divide
 
 OPERATIONS = {
         "+": add, 
         "-": minus, 
         "*": multiply,
+        "/": divide,
         }
 
 def compute(node, left_v, right_v):
diff --git a/mapytex/calculus/core/compute/arithmetic.py b/mapytex/calculus/core/compute/arithmetic.py
index be607f4..65580d5 100644
--- a/mapytex/calculus/core/compute/arithmetic.py
+++ b/mapytex/calculus/core/compute/arithmetic.py
@@ -24,10 +24,15 @@ def gcd(a, b):
     2
 
     """
-    pos_a, _a = (a >= 0), abs(a)
-    pos_b, _b = (b >= 0), abs(b)
+    try:
+        pos_a, _a = (a >= 0), abs(a)
+        pos_b, _b = (b >= 0), abs(b)
 
-    gcd_sgn = (-1 + 2 * (pos_a or pos_b))
+        gcd_sgn = (-1 + 2 * (pos_a or pos_b))
+    except TypeError:
+        _a = a
+        _b = b
+        gcd_sgn = 1
 
     if _a > _b:
         c = _a % _b