Margaret Contreras died peacefully at her home in Glendale, Arizona on June 25, 2015 at the age of 61, after having fought cancer for eight years. Margaret Contreras is survived by her two sons Mark Randall Bethke of Peoria, AZ, Matthew David Bethke of Austin, TX, and her daughter Stephanie L. Yannone of Phoenix, AZ. She is preceded in death by her father and mother, Candelario and Lorenza Contreras. Margaret Contreras was born on 01/14/1954 in Phoenix, AZ to Candelario and Lorenza Contreras. She graduated from Dysart High School in 1973. She was married to Earl R. Bethke and Steven Yannone, both divorced. A viewing is scheduled for 10:30-11:30 a.m., Tuesday, June 30, 2015 at Menke’s Funeral Home, in Sun City AZ, and a burial service will follow at 12:00 noon at Resthaven Park Cemetery, 6450 W. Northern Ave. in Glendale afterward. All are welcome to attend and celebrate Margaret Contreras’s life.