Efectuati dupa ce ati amplificat fractiile pentru a le aduce la acelasi numitor:
/=Linie De Fractie
a) 7/2 - 3/10 - 7/10
b) 11/3 - 4/6 - 5/3
c) 7/3 +4/9 - 2/3
d) 10/3 - 3/2- 2/6
e) 13/10 - 1/2 - 4/5
f) 9/2 + 7/4 - 5/8
g) 5/2 - 1/3 -1/12
h) 21/4 - 5/6 + 13/12
i) 47/10 - 23/100 - 6/20
Dau 5 puncte + coronita
Răspunsuri la întrebare
2015-11-01 17:15:19
72-310-710 =35-3-7 10=2510=52 113-46-53=22-4-156=36=2 73+49-23=21+4-69=199 103-32-26=20-9-26=96=32 1310-12-45=13-10-810=-510=-2 92+74-58=36+14-58=458 52-13-112=30-4-112=2512 214-56+1312=63-10+1312=6312=224=112 4710-23100-620=470-23-30100=417100
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