Răspuns :

65+84+35+44+56+16=

149+35+44+56+16=

183+44+56+16=

227+56+16=

283+16=

299

27+295+94+105+23+206=

322+94+105+23+206=

416+105+23+206=

521+23+206=

544+206=

550

418+315+99+455+82+501=

733+99+455+82+501=

832+455+82+501=

1287+92+501=

1379+501=

1880

2040+1480+8060+5674+1420=

3520+8060+5674+1420=

11580+5674+1420=

17254+1420=

18674
a) (65+35)+(84+16)+(44+56)=
=100+100+100=300
b) (27+23)+(295+105)+(94+206)=
=50+400+300=750
c) (418+82)+(315+455)+(99+501)=
=(500+600)+770=
=1100+770=1870
d) (2040+8060)+(1580+1420)+5674=
=10100+ 3000+ 5674=
= 18.774

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