How do you write the subtraction problem #-6.39-10.4# as an addition problem? Prealgebra Negative Numbers and Absolute Value Negative Numbers 1 Answer Tony B Nov 18, 2016 #-6.39+(-10.4)# Think of + as 'put with' Answer link Related questions How do you compute #-8+13#? How do you compute #11+(-19)#? How do you compute #-19-8#? How do you compute #-77+(-46)#? How do you compute #41+(-56)#? How do you compute #50-82#? How do you compute #-47-13#? How do you compute #-80+102#? How do you compute #5(18)#? How do you compute #-64div(-8)#? See all questions in Negative Numbers Impact of this question 1921 views around the world You can reuse this answer Creative Commons License