Question

515. Выполните деление: ​

Answer 1

Ответ:

) = -5/2:10/3= -5*3/2*10= -1*3/2*2= -3/4

2) 4 2/3* 1 1/6= 14/3*7/6=14*7/3*6= 98/18= 42*2/9*2=49/9= 4+5*9/9= 5 4/9

3)  -3 3/8: 9/4= - 27/8*9/4=27*4/8*9=108/72= -3*36/2*36= -3/2= 1+1*2/2= -1  1/2= -1,5

4) -15/2:15/4= -15*4/2*15=1*4/2*1=4/2=2

5) 5 4/9:2 1/3= 49/9:7/3=49*3/9*7=7*1/3*1=7/3

6) -9 1/3: 6 2/9= -28/3:56/9= - 28*9/3*56= - 252/168= -3*84/2*84= -3/2

Пошаговое объяснение:

Answer 2

Ответ:

1)=-5/2÷10/3=-5/2×3/10=-1/2×3/2=-3/4

2)=-14/3÷(-7/6)=-14/3×(-6/7)=-2/1×(-2/1)=4/1=4

3)=27/8÷(-9/4)=27/8×(-4/9)=3/2×(-1/1)=-3/2

4)=-15/2÷15/4=-15/2×4/15=-1/1×2/1=-2/1=-2

5)=-49/9÷(-7/3)=-49/9×(-3/7)=-7/3×(-1/1)=7/3=2 1/3

6)=28/3÷(-56/9)=28/3×(-9/56)=1/1×(-3/2)=-3/2=-1 1/2