Exhibit 12 COMCAST CABLE COMMUNICATIONS, INC. RATIO OF EARNINGS TO FIXED CHARGES (dollars in millions) THREE MONTHS ENDED MARCH 31, YEARS ENDED DECEMBER 31, --------------------------------- ---------------------------------------------------- 1996 1996 -------------------- --------------------- PRO PRO 1997 FORMA (1) ACTUAL FORMA (1) ACTUAL 1995 1994 1993 --------- ------------- -------- ------------ ------- ------- ------ ------ Earnings (loss) before fixed charges (2): Loss before extraordinary items and cumulative effect of accounting changes........................... ($29.2) ($29.0) ($10.7) ($85.7) ($22.6) ($48.9) ($23.0) ($6.4) Income tax (benefit) expense........ (9.3) (13.0) (4.1) (32.7) (4.5) (24.9) (1.8) 23.5 Equity in net loss of affiliate..... Fixed charges....................... 65.8 65.3 65.3 260.5 260.5 273.8 176.5 181.3 -------- --------- --------- --------- ------- ------- ------- ------- $27.3 $23.3 $50.5 $142.1 $233.4 $200.0 $151.7 $198.4 -------- --------- --------- --------- ------- ------- ------- ------- -------- --------- --------- --------- ------- ------- ------- ------- Fixed charges (2): Interest expense and preferred stock dividend requirements............. $56.7 $56.7 $56.7 $228.4 $228.4 $245.6 $155.6 $162.2 Interest expense on notes payable to affiliates........................ 9.1 8.6 8.6 32.1 32.1 28.2 20.9 19.1 -------- --------- --------- --------- ------- ------- ------- ------- $65.8 $65.3 $65.3 $260.5 $260.5 $273.8 $176.5 $181.3 -------- --------- --------- --------- ------- ------- ------- ------- -------- --------- --------- --------- ------- ------- ------- ------- Ratio of earnings to fixed charges (3)............................... -- -- -- -- -- -- -- 1.1 1992 -------- Earnings (loss) before fixed charges (2): Loss before extraordinary items and cumulative effect of accounting changes........................... ($174.0) Income tax (benefit) expense........ 12.3 Equity in net loss of affiliate..... 78.0 Fixed charges....................... 172.6 --------- $88.9 --------- --------- Fixed charges (2): Interest expense and preferred stock dividend requirements............. $154.1 Interest expense on notes payable to affiliates........................ 18.5 --------- $172.6 --------- --------- Ratio of earnings to fixed charges (3)............................... -- - ------------------------ (1) Pro forma ratio of earnings to fixed charges information is presented as if the Scripps Acquisition (as defined herein) occurred on January 1, 1996. (2) For the purpose of calculating the ratio of earnings to fixed charges, earnings consist of income (loss) before extraordinary items, cumulative effect of accounting changes, income tax expense (benefit), equity in net loss of affiliate (1992 only) and fixed charges. Fixed charges consist of interest expense, interest expense on notes payable to affiliates and preferred stock dividend requirements of a subsidiary to an affiliate (1992 only). (3) For the three months ended March 31, 1997 and 1996, earnings, as defined above, were inadequate to cover fixed charges by $38.5 million and $14.8 million, respectively. On a pro forma basis, for the three months ended March 31, 1996 and for the year ended December 31, 1996, earnings, as defined above, were inadequate to cover fixed charges by $42.0 million and $118.4 million, respectively. For the years ended December 31, 1996, 1995, 1994 and 1992, earnings, as defined above, were inadequate to cover fixed charges by $27.1 million, $73.8 million, $24.8 million and $83.7 million, respectively. 2