1)(а+4,6)-(а+9,8) = 2) -(8,8-х)-(4,7+х)=
3)-(9,4+х-у)+(4,1-у)=
4)(а-b+6,1)-(-a-b+6,1)=
5)48*(-3)=...
6) -8,3*(-6)=...
7)-3,8*2,6=...
8) -43,8*(-0,7)=...
9)-4 2/7 * 1 2/5=...
10)3 3/8*(-1 7/9)=...
11)4/7*(-5 5/6) - 5/62*(-4 3/7)=...
12)(5 1/6 - 6 1/4)*(3 1/4 - 0,55)=...
3)-(9,4+х-у)+(4,1-у)=
4)(а-b+6,1)-(-a-b+6,1)=
5)48*(-3)=...
6) -8,3*(-6)=...
7)-3,8*2,6=...
8) -43,8*(-0,7)=...
9)-4 2/7 * 1 2/5=...
10)3 3/8*(-1 7/9)=...
11)4/7*(-5 5/6) - 5/62*(-4 3/7)=...
12)(5 1/6 - 6 1/4)*(3 1/4 - 0,55)=...
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