7+(-8)-(-12)-(-7)+12-20
2 3/4 - (-1 1/2)+(-5/6)-(-3/8)-4 2/3
-19,6-4,6
-6,6-(-12,3)
2,8-5,3
HELP!
2 3/4 - (-1 1/2)+(-5/6)-(-3/8)-4 2/3
-19,6-4,6
-6,6-(-12,3)
2,8-5,3
HELP!
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Answers & Comments
2 3/4-(-1 1/2)+(-5/6)-(-3/8)-4 2/3=2 3/4+ 1 1/2-5/6+3/8-4 2/3=15/24=5/8
-19,6-4,6=-24,2
-6,6-(-12,3)=-6,6+12,3=5,7
2,8-5,3=-2,5