Question

VA RG RAPID,DAU COROANA​

Answer 1

Salut

voi scrie cu / in loc de linie de fractie deoarece nu gasesc un semn mai potrivit

Răspuns:

11. a) 5/2×9=45/18 1/6×3=3/18

45/18, 3/18, 7/18

b) 5/6×5=25/30 3/5×6=18/30 1/10×3=3/30

25/30, 18/30, 3/30

c) 2/9×8=16/72 5/24×3=15/72 7/18×4=28/72

16/72, 15/72, 28/72

d) 4/15×5=29/75 2/5×15=30/75 7/25×3=21/75

29/75, 30/75, 21/75

e) 5/28×3=15/84 3/14×6=18/84 7/12×7=49/84

15/84, 18/84, 49/84

12. la a) nu se vede bine, din nefericire

b) 5/8×3=15/24 7/12×2=14/24

15/24, 14/24

c) 4/9×11=44/99 6/11×9=54/99

44/99, 54/99

d) 8/3×5=40/15

2/15, 40/15

e) 7/6×3=21/18

21/18, 5/18