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a fost răspuns

Calculeaza,grupand convenabil termenii.a)101+102+103+1899+1898+1897= b)23425+11832+16475+9068=

Răspuns :

a) 101+102+103+1899+1898+1897=
(101+1899)+(102+1898)+(103+1897)=
2000+2000+2000=6000

b)23425+11832+16475+9068=
(23425+16475)+(11832+9068)=
39900+20900=60800

~MinnieAna~