12:3=4<span>Барбоса
</span>12-3=8<span>Шарика</span>
6 т = 60 ц
600 ц > 60 ц
600 ц > 6 т
-4/9 *1/4 = - 4/36 = 1/9
- 3/8 * - 1/3 = 3/24 = 1/8
4/9 * -7/2 = - 28/18 = 1 10/18 = 1 5/9
- 11/3 * - 6/5 = 66/15 =4 6/15
- 1 * - 3/2 = 3/2
8 1/3:(-1 1/6)=25/3*(-6/7)=-50/7
-50/7:(-х/11)=-50/7*(-11/х)=550/7х
550/7х:(-8 1/3)=550/7х*(-3/25)=-66/75