1) а - (b - c) = 5,6 - (7,6 - (-4,8)) = 5,6 - 12,4 = -6,8
2) а - (b - c) = 52,3 - (-18,9 - 24,5) = 52,3 - (-43,4) = 95,7
3) а - (b - c) = -5/6 - (-7/9 - (-5/8)) = -5/6 - (-53/72) = -5/6 + 53/72 = -5/6 + 53/72 = -13/24
4) а - (b - c) = -7 3/16 - (2 1/8 - (-7 7/12)) = -117/16 - (17/8 + 97/12) = -117/16 - (153/12 + 161/12) = -117/16 - 314/12 = -117/16 - 157/6 = -330/48 - 784/48 = -1114/48 = -139 1/3
1) а - (b - c) = 5,6 - (7,6 - (-4,8)) = 5,6 - 12,4 = -6,8
2) а - (b - c) = 52,3 - (-18,9 - 24,5) = 52,3 - (-43,4) = 95,7
3) а - (b - c) = -5/6 - (-7/9 - (-5/8)) = -5/6 - (-53/72) = -5/6 + 53/72 = -5/6 + 53/72 = -13/24
4) а - (b - c) = -7 3/16 - (2 1/8 - (-7 7/12)) = -117/16 - (17/8 + 97/12) = -117/16 - (153/12 + 161/12) = -117/16 - 314/12 = -117/16 - 157/6 = -330/48 - 784/48 = -1114/48 = -139 1/3