
Înmulțirea și împărțirea fracțiilor
Presentation
•
Mathematics
•
5th Grade
•
Hard
Roxana G
Used 3+ times
FREE Resource
6 Slides • 5 Questions
1
Înmulțirea și împărțirea fracțiilor
2
Multiple Choice
Evaluați 241÷221.
52
181
21
109
3
Avem 241÷221=49÷45=49×52=109.
4
Fill in the Blanks
Evaluați (−319)×(−1915).
Type answer...
5
Avem (−319)×(−1915)=+(319×1915)=315=5.
6
Fill in the Blanks
Împarte 80 la 41 și apoi adăugați 30. Care este rezultatul?
Type answer...
7
Când împărțim la o fracție, înmulțim cu inversa acesteia; prin urmare, 80÷41=80×4=320.
Adăugarea 30 la 320 ne oferă 350.
8
Multiple Choice
Evaluați 175÷151.
176
173
175
153
9
Când evaluați multiplicarea numerelor mixte, schimbați-le mai întâi în fracții înainte de a efectua multiplicarea:
175÷151=712÷56=712×65=710=173.
10
Fill in the Blanks
Evaluați 321×4.
Type answer...
11
Avem 321×4=27×4=7×2=14.
Înmulțirea și împărțirea fracțiilor
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