Literacy Research Memory Skill Practice Stretch! Explain the word factor in your own words. Find out how factors are used in real-life. What is the smallest factor of any number? What is the highest factor of any number? Skill Practice Stretch! Write the factors of the following: 8: ____, ____, ____, ____. 10: ____, ____, ____, ____. 12: ____, ____, ____, ____, ____, ____. 20: ____, ____, ____, ____, ____, ____. 32: ____, ____, ____, ____, ____, ____. 40:____, ____, ____, ____, ____, ____, ____, ____. Find the Highest Common Factor (HCF) of : 10 and 12: _____ 20 and 40: _____ 16 and 42: _____