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calculeaza in doua moduri:

Calculeaza In Doua Moduri class=

Răspuns :

=15+9)x10=24x10=240
(15x10)+(9x10)=150+90=240

1000x(21+314)=1000x335=335000
1000x21 + 1000x314=21000+314000=335000

(905-327)x1000=578x1000=578000
906x1000 +327x1000=578000

100x(23+341)=100x364=36400
100x23 + 100x341=36400

(543-207)x100=336x100=33600
543x100 - 207x100=33600

100x(9230-8103)=100x1127=112700
100x9230 - 100x8103=112700