Sec 43-932. Income placed on an annual basis

If a separate return is made under section 43-931 on account of a change in the accounting period, the taxable income, computed on the basis of the period for which the separate return is made, referred to in this article as the "short period", shall be placed on an annual basis by multiplying the amount thereof by twelve and dividing by the number of months in the short period. The tax shall be such part of the tax computed on such annual basis as the number of months in the short period is of twelve months.