Necesito ayuda en estos ejerciicios de mates nivel segundo eso
(1/3 + 2/5) - 1/4 - (5/6 - 7/6...
![subject](/tpl/images/cats/mat.png)
Mathematics, 10.09.2019 18:30 sophie5988
Necesito ayuda en estos ejerciicios de mates nivel segundo eso
(1/3 + 2/5) - 1/4 - (5/6 - 7/6)
las barras significan que son fracciones
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:00
A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:40
Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:30
Celeste wants to have her hair cut and permed and also go to lunch. she knows she will need $50. the perm cost twice as much as her haircut and she needs $5 for lunch. how much does the perm cost?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:30
Identify the number as a rational or irrational.explain. 127
Answers: 1
You know the right answer?
Questions
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 04.09.2019 21:30
![question](/tpl/images/cats/istoriya.png)
History, 04.09.2019 21:30
![question](/tpl/images/cats/mat.png)
Mathematics, 04.09.2019 21:30
![question](/tpl/images/cats/mat.png)
Mathematics, 04.09.2019 21:30
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/geografiya.png)
Geography, 04.09.2019 21:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 04.09.2019 21:30
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 04.09.2019 21:30
![question](/tpl/images/cats/biologiya.png)
Biology, 04.09.2019 21:30
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 04.09.2019 21:30
![question](/tpl/images/cats/mat.png)
Mathematics, 04.09.2019 21:30
![question](/tpl/images/cats/istoriya.png)
History, 04.09.2019 21:30
![question](/tpl/images/cats/mat.png)
Mathematics, 04.09.2019 21:30
![question](/tpl/images/cats/fizika.png)
Physics, 04.09.2019 21:30
![question](/tpl/images/cats/himiya.png)
Chemistry, 04.09.2019 21:30