1.Вычислите: -12,6+4=
а)-13,
б)-16,6,
в)-8,6,
г)8,6.
2.Вычислите:
-6.73-8,7
а)-14.8,
б)15.43,
в)-2.03,
г)-15.43
3.Вычислить:
-(-(-0,26+(-5.74))-2.42)
а)8.42,
б)-3.58,
в)7,9,
г)-3.06.
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