diff --git a/MisCalculator.py b/MisCalculator.py
new file mode 100644
index 0000000..87814fa
--- /dev/null
+++ b/MisCalculator.py
@@ -0,0 +1,36 @@
+from math import ceil
+def toplama():
+    x = a + b 
+    print(x)
+
+def cikarma():
+    x = a - b 
+    print(x)
+
+def bolme():
+    x = a / b
+    print(x)
+
+def carpma():
+    x = a * b 
+    print(x)
+while True:
+    try:
+        a = ceil(float(input('Lutfen birinci sayi giriniz: ')))
+        b = ceil(float(input('Lutfen ikinci sayiyi giriniz: ')))
+        c = int(input('Toplama icin "1"e , Cikarma icin "2", Bolme icin "3", Carpma icin"4" , Cikis icin "0"a basiniz: '))
+        if c == 1:
+            toplama()
+        elif c ==2:
+            cikarma()
+        elif c ==3:
+            bolme()
+        elif c==4:
+            carpma()
+        elif c==0:
+            print('Iyi gunler')
+            break
+    except ZeroDivisionError:
+        print('Lutfen bolme yaparken ikinci sayiyi 0 girmeyiniz...')
+        
+
diff --git a/TheLeastCommonMultiple.py b/TheLeastCommonMultiple.py
new file mode 100644
index 0000000..c0ce9cd
--- /dev/null
+++ b/TheLeastCommonMultiple.py
@@ -0,0 +1,11 @@
+from math import gcd
+try:
+    bir = int(input('1. sayiyi giriniz: '))
+    iki = int(input('2. sayiyi giriniz: '))
+    uc = int(input('3. sayiyi giriniz: '))
+    dort = int(input('4. sayiyi giriniz: '))
+
+except(ZeroDivisionError,ValueError):
+    Print('dikkat sayi giriniz')
+
+print("4 the least common multiple = ", gcd(bir,iki,uc,dort))
\ No newline at end of file
diff --git a/numberGuessinGame.py b/numberGuessinGame.py
new file mode 100644
index 0000000..cf5cf6e
--- /dev/null
+++ b/numberGuessinGame.py
@@ -0,0 +1,17 @@
+import random
+alt = int(input('Alt siniri giriniz: '))
+ust = int(input('Ust siniri giriniz: '))
+sayi = random.randint(alt, ust)
+print(sayi)
+a = 1
+while True:
+    tahmin = int(input('Lutfen giridigiz aralikta sayi giriniz: '))
+    if (tahmin < sayi):
+        print('Girdiginiz sayi istenen sayidan kucuktur...')
+    elif (tahmin > sayi):
+        print('Girdiginiz sayi istenen sayidan buyuktur... ')
+    elif ( tahmin == sayi):
+        print('Tebrikler iyi tahmin ettiniz...')
+        break
+    a += 1
+print('Sonucu: ',a, 'kerede bildiniz')