Răspuns :
416×13=416×(10+3)=416×10+416×3=4160+1248=5408;
372×11=372×(9+2)=372×9+372×2=3348+744=4092
416×13=416×(10+3)=4160+1248=5408
372×11=372×(9+2)=3348+744=4092
372×11=372×(9+2)=3348+744=4092