positive 10
-40 + 70 = 30
-30-10 is equal to -40
40 + 57 + 40 + 30 + 47 + 31 + 60 + 38 + 64 + 30 + 120 = 557
50 + 40 + 40 + 40 + 30 + 30 + 20 + 10 = 260
positive 10
36 plus 40 plus negative 2 is equal to 74.
No, this is not correct! -40 + (-70) = We have to add them and put the sign of the greatest number. Since the signs are the same the answer is -110.
2+40+30=72
-40 + 70 = 30
-30-10 is equal to -40
40 + 57 + 40 + 30 + 47 + 31 + 60 + 38 + 64 + 30 + 120 = 557
60 + 60 + 60 + 50 + 50 + 40 + 30 = 350
70 pounds!
50 + 40 + 40 + 40 + 30 + 30 + 20 + 10 = 260
286
Equal parts of 30 volume + 40 volume developers= 35 Volume Developer.