2. Вычисли:
A) -6+10-7+5 Б)13-2-14+8;
B) -3,2+4,2+6,4-10,4;
Г) (-4)+(-5)-(-7)-(+1);
Д) (-10)+(-78)-(-67);
E) (+34)-(+36)+(-12);
Ж) (-8)-(-13)-(+7); 3)
З) (+6)+(-11)-(+7)-(-3).​
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