Question

heeeeeeeeeeeeeeelppppp dau coroană​

Answer 1

Explicație pas cu pas:

36×11= 36×(10+1)=36×10×36×1=360+36=396

89×11=89×(10+1)=89×10+89×1=890+89=979

93×11=93×(10+1)=93×10+93×1=930+93=1023

62×11=62×(10+1)=62×10+62×1=620+62=682

34×100=34×(100-1)=34×100-34×1=3400-34=3366

72×99=72×(100-1)=72×100-72×1=7200-72=7128

38×99=38×(100-1)=38×100-38×1=3800-38=3762

58×99=58×(100-1)=58×100-58×1=5800-58=5742