Найдите значения вырожений a) (1целая -2/3 )*(4/5-3/4 б) 5/11*(4/5-11/15). Created by tsypyshevdenis. matematika-ru

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Найдите значения вырожений a) (1целая -2/3 )*(4/5-3/4 б) 5/11*(4/5-11/15)

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ПеЧеНюШкА01 А)(1-2/3)*(4/5-3/4)=
1)1-2/3=1/3
2)4/5-3/4=16/20-15/20=1/20
3)1/3*1/20=1/60
б)5/11*(4/5-11/15)=
1)4/5-11/15=12/15-11/15=1/15
2)5/11*1/15=1/33

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vypolnite morfalogicheskij razbor mest cush kto to

4 ch skolko vremeni potrebuetsya na pokrasku steny razmery kotoroj v poltora raza

4 chasa avtobus proshyol 30km s kakoj skorostyu shyol avtobus

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