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a fost răspuns

Calculati asociind convenabil termenii:
a)254+89+11
145+55+598
b)899+576+201
391+280+220+109
c)555+3010+445+5090
2005+768+32+995+19

Răspuns :

Mmaarriiaa123

Răspuns:

a) 254+11+89=265+89=354

145+55+598=200+598=798

b) 899+201+576=1100+576=1676

391+109+280+220=500+280+220=780+

220=1000

c)555+445+5090+3010=1000+5090+

3010=6090+3010=10000

2005+995+768+32+19= 3000+768+32+19=3768+32+19= 3800+19=3819

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