khernandez0316 khernandez0316 16-09-2020 Mathematics contestada A) 21 + 32 + 54 +(-54) + (-32) + (-21) = ______ B) -25 + 17 - 65 = _____ C) 5 + 9 - 16 = _____ D) -3 - 2 + 5 + 7 = ____ E) -12 - (-8) - 6 + 4 = _____ F) 25 + (-18) - (-14) = _____ G) -4.3 - 3.1+ 5.7 -(-4.3) =___ H) 1 2/3 + (-3 2/3) - 4 =__ I) -2 + 7 - 11 - (-15) + 6 = _____