Пошаговое объяснение:
1. -36:9=-4
2. -45:(-5)=9
3. -78,2:(-34)=2,3
4. -13:2=-6,5
5. -21:(-14)=1,5
6. 6:(-12)=-1/2
7. -8,4:0,07=-840:7=-120
8. 3/14:(-2/21)=3/14*(-21/2)=-63/28=-2,25
9. -12:(-6/7)=12*7/6=14
10. -3/4:(-5)=3/4 * 1/5 = 3/20
11. -1 8/27 : (-1 5/9) = 35/27 * 9/14 = 35/42=5/6
12. -3 3/26 : (-2 10/13) = 81/26 * 13/36 = 1,125
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Answers & Comments
Пошаговое объяснение:
1. -36:9=-4
2. -45:(-5)=9
3. -78,2:(-34)=2,3
4. -13:2=-6,5
5. -21:(-14)=1,5
6. 6:(-12)=-1/2
7. -8,4:0,07=-840:7=-120
8. 3/14:(-2/21)=3/14*(-21/2)=-63/28=-2,25
9. -12:(-6/7)=12*7/6=14
10. -3/4:(-5)=3/4 * 1/5 = 3/20
11. -1 8/27 : (-1 5/9) = 35/27 * 9/14 = 35/42=5/6
12. -3 3/26 : (-2 10/13) = 81/26 * 13/36 = 1,125