

Fractii Zecimale
Presentation
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Mathematics
•
2nd Grade
•
Medium
Barbu Eduard
Used 1+ times
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4 Slides • 3 Questions
1
Fractii Zecimale
By Barbu Eduard
2
SCRIEREA UNEI FRACTII SUB FORMA ZECIMALA
Fractia zecimala este finita daca numitorul contine doar factorii 2 si 5.
Frcatia zecimala este periodica simpla daca numitorul contine alti factori decat 2 sau 5.
Subject | Subject
Some text here about the topic of discussion
3
Fractia zecimala este periodica mixta daca numitorul contine atat factorii 2 si 5, cat si alti factori.
ex. 9,45= 945 / 100 si va arat cum am facut
Avem fractia zecimala 9, 45, ca sa o transformam in fractie ordinara trebuie sa scriem tot numarul fara virgula adica 945 / cate cifre avem dupa virgula 2?! Exact 2 avemasa ca o sa scriem 945 / 100 se pune mereu 1 si cate cifre avem dupa virgula, atatea zerouri punem. Eu cred ca ati inteles foarte bine!
Subject | Subject
Some text here about the topic of discussion
4
Ex. 7,63 = 763 / 100
7,2149 = 72149 / 10000
0,73 = 73 / 100
Subject | Subject
Some text here about the topic of discussion
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Multiple Choice
Cand este fractie zecimala finita?
Cate cifre avem in total
Cand factorii sunt 2 si 5
Cand factorii sunt atat 2 si 5, cat si alti factori
Cate cifre avem dupa virgula
6
Multiple Choice
7,368
7368 / 1
7368 / 10
7368 / 100
7368 / 1000
7
Poll
0, 2
02 / 1
02 / 10
2 / 1
2 / 10
Fractii Zecimale
By Barbu Eduard
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