- \(57:(-19)=-3\).
- \((-123):41=-3\).
- \((-147):(-7)=21\).
- \(14.31:(-2.7)=-5.3\).
- \((-86.2):(-0.1)=862\).
- \((-51.34):(-1.7)=30.2\).
- \((-1\frac{3}{8}):\frac{4}{11}=(-\frac{11}{8})\cdot\frac{11}{4}=-\frac{121}{32}=-3\frac{25}{32}\).
- \(\frac47:(-1\frac27)=\frac47:(-\frac97)=\frac47\cdot\frac79=-\frac49\).
- \((-1\frac18):(-1.5)=(-\frac98):(-\frac32)=\frac34\).
- \((-0.12):(-1\frac45)=(-\frac3{25}):(-\frac95)=\frac1{15}\).
- \(0.1:(-\frac1{12})=\frac1{10}\cdot(-12)=-\frac65\).
- \((-\frac49):1.6=(-\frac49):\frac85=-\frac4{45}\).
- \((-\frac23):1\frac13=(-\frac23):\frac43=-\frac12\).
- \((-1\frac16):(-3\frac12)=(-\frac76):(-\frac72)=\frac13\).
- \((-1.92):3.2=-0.6\).
- \((-48.72):12=-4.06\).
- \(59.5:(-2.5)=-23.8\).
- \(1.292:(-0.34)=-3.8\).
- \((-\frac{26}{69}):(-\frac{52}{57})=\frac{26}{69}\cdot\frac{57}{52}=\frac12\).
- \((-1\frac1{14}):5\frac57=(-\frac{15}{14}):\frac{40}{7}=-\frac{15}{14}\cdot\frac7{40}=-\frac3{16}\).
Ответ: −3; −3; 21; −5,3; 862; 30,2; −3 25/32; −4/9; 3/4; 1/15; −6/5; −4/45; −1/2; 1/3; −0,6; −4,06; −23,8; −3,8; 1/2; −3/16.