November 8

Մաթեմատիկա

326.

Ա) 193x(40+60)=19300

40+60=100

193×100=19300

Բ) 18x(5+95)=1800

95+5=100

100×18=1800

 

Գ) 973x(37+37)=71902

37+37=74

74×973=71902

Դ) 130x(78+78)=

78+78=156

130×156=

 

Ե) 388×99+12×99=

Զ) 657×33+657×67=


Posted November 8, 2022 by grigorbaghdasaryan in category Մաթեմատիկա

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