Question

8. Descompune numerele 1324,63 195, 723 450, după model:
343 = 300 + 40 + 3 = 3 x 100 + 4x 10+ 3x1
Dau coroana repede

Answer 1

Răspuns:

1324=1000+300+20+4=1000×1+100×3+10×2+4×1

63=60+3=10×6+3×1

195=100+90+5=100×1+10×9+5×1

723=700+20+3=100×7+10×2+3×1

450=400+50=100×4+10×5