Add print_multiplication_table.py (#6607)

* Add print_multiplication_table.py

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* Added return type description

* Update print_multiplication_table.py

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: Christian Clauss <cclauss@me.com>

maths/print_multiplication_table.py

@@ -0,0 +1,26 @@
+def multiplication_table(number: int, number_of_terms: int) -> str:
+    """
+    Prints the multiplication table of a given number till the given number of terms
+
+    >>> print(multiplication_table(3, 5))
+    3 * 1 = 3
+    3 * 2 = 6
+    3 * 3 = 9
+    3 * 4 = 12
+    3 * 5 = 15
+
+    >>> print(multiplication_table(-4, 6))
+    -4 * 1 = -4
+    -4 * 2 = -8
+    -4 * 3 = -12
+    -4 * 4 = -16
+    -4 * 5 = -20
+    -4 * 6 = -24
+    """
+    return "\n".join(
+        f"{number} * {i} = {number * i}" for i in range(1, number_of_terms + 1)
+    )
+
+
+if __name__ == "__main__":
+    print(multiplication_table(number=5, number_of_terms=10))