3/4+5/8-1/12= 4/5-4/15+3/10= 2/3-3/5-1/15= 5/6-1/2-1/8= - вопрос №77219763458112454153102335115561218385672131 от ZhoniLegend 19.12.2021 12:27

Question

Математика: 3/4+5/8-1/12= 4/5-4/15+3/10= 2/3-3/5-1/15= 5/6-1/2-1/8= 3/8+5/6-7/2= 13/14-1/4-3/7=

ZhoniLegend · Answer

1. 18/24+15/24-2/24=16/24+15/24=31/24=1 целая 13/24
2. 24/30-8/30+9/30=24/30+1/30=25/30=5/6
3. 10/15-9/15-1/15=0
4. 20/24-12/24-3/24=5/24
5. 9/24+20/24-84/24=9/24-64/24=-55/24 = - 2 целых 7/24