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ASOCIATI CONVENABIL TERMENI SUMEI SI CALCULATI:
A) 15SUPRA101 +12SUPRA17+86SUPRA101+5SUPRA17
B) 1SUPRA11+21SUPRA44+9SUPRA11+23SUPRA44
C) 11SUPRA10+7SUPRA30+2SUPRA17+11SUPRA51
VA ROG MULT DIN SUFLET MULT MULT DAU COROANA


Răspuns :

a)
15/101+12/17+86/101+5/17=(15+86)/101+(12+7)/17 =101/101+17/17=2

b)
1/11+21/44+9/11+23/44=(1+9)/11+(21+23)/44=10/11+44/44=10/11+1=(10+11)/11=21/11

c)
11/10+7/30+2/17+11/51= 33/30+7/30+6/51+11/51=(33+7)/30+(6+11)/51=40/30+17/51=
4/3+1/3=(4+1)/3=5/3