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efectuează,grupand conbenabil termenii:36+201+250+150+99+64

Răspuns :

36 + 201 + 250 + 150 + 99 + 64 =

( 36 + 64 ) + ( 250 + 150 ) + ( 201 + 99 ) =

100 + 400 + 300 = 800
36 + 201 + 250 + 150 + 99 + 64 =

= (36 + 64) + (250 + 150) + (201 + 99)

= 100 + 400 + 300

= 800