math_calcs_eval_expression

def math_calcs(any_string):
    num1, sign, num2 = any_string.split()
    if sign == '^':
        sign = '**'
    try:
        result = eval(f'{num1} {sign} {num2}')
    except ZeroDivisionError:
        return f'You can not divide by zero'
    else:
        return f'{result:.2f}'