tag:blogger.com,1999:blog-1090655562911174297.post8569917585500284028..comments2022-04-08T16:43:59.875-07:00Comments on PROVAS E LISTAS DE EXERCÍCIOS: 7 ANO - REGRA DE TRÊS SIMPLESProvas e Lista de Exercícioshttp://www.blogger.com/profile/00949469306667218523noreply@blogger.comBlogger7125tag:blogger.com,1999:blog-1090655562911174297.post-72491211184189580832020-04-19T10:31:23.736-07:002020-04-19T10:31:23.736-07:00Res=14litrosRes=14litrosAnonymoushttps://www.blogger.com/profile/04389800629787774028noreply@blogger.comtag:blogger.com,1999:blog-1090655562911174297.post-27012232118404311902017-09-19T13:33:05.750-07:002017-09-19T13:33:05.750-07:00180 15 180 x
210 x 210 15
...180 15 180 x<br />210 x 210 15<br /> <br /> 210x 2700<br /> x 12 85... <br /> essa e uma operaçao inversa para 210 eu gasto 15 de alcool para 180 e gasto 12,85...Anonymoushttps://www.blogger.com/profile/06336985809359727325noreply@blogger.comtag:blogger.com,1999:blog-1090655562911174297.post-91593883526202871512013-07-11T10:21:12.205-07:002013-07-11T10:21:12.205-07:00Pode-se fazer assim:
180 15
210 x
Depois é s...Pode-se fazer assim: <br />180 15<br />210 x<br /> <br />Depois é só fazer um coisa prática: Quem x ver vai descer, desce o 180 porque o x esta " cruzado a ele " então o 180 vai como denominador, e é só fazer 210x15= 3150/180= 1,75. <br /> Anonymoushttps://www.blogger.com/profile/09306752481719911216noreply@blogger.comtag:blogger.com,1999:blog-1090655562911174297.post-24487866217637744872012-10-25T11:24:21.904-07:002012-10-25T11:24:21.904-07:00Litros-------KM
15-----------180
x------------210
...Litros-------KM<br />15-----------180<br />x------------210<br /><br />15=18<br />x 21<br /><br />x=315=17,5<br /> 18Maria Valdezhttps://www.blogger.com/profile/06398722934739635423noreply@blogger.comtag:blogger.com,1999:blog-1090655562911174297.post-19521561393188061392010-11-23T10:07:23.656-08:002010-11-23T10:07:23.656-08:00km L
180 -------- 15
210 -------- x
Mei...km L<br />180 -------- 15<br />210 -------- x<br /><br />Meio pelos extremos:<br /><br />180x = 210.15<br />180x = 3150<br />x = 3150/180<br />x = 17,5<br /> Resposta: x = 17,5lRodrigo Vasconceloshttps://www.blogger.com/profile/14862380258156224340noreply@blogger.comtag:blogger.com,1999:blog-1090655562911174297.post-74519261601779586742010-09-16T15:02:20.466-07:002010-09-16T15:02:20.466-07:00180 15
210 X
MULTIPLICA CRUZADO ENTAO FICA ASS...180 15<br />210 X<br /><br />MULTIPLICA CRUZADO ENTAO FICA ASSIM :<br />180x = 15.210<br />x= 15.210 / 180<br />x= 17,5<br />entao x equivale a dezessete litros e meio.Sweet Dreamshttps://www.blogger.com/profile/15950577064903305925noreply@blogger.comtag:blogger.com,1999:blog-1090655562911174297.post-65295811711629329212010-03-03T18:59:44.673-08:002010-03-03T18:59:44.673-08:00Este comentário foi removido pelo autor.Unknownhttps://www.blogger.com/profile/01935101373332084974noreply@blogger.com