👤
a fost răspuns

ex3 va rog dau coroana

Ex3 Va Rog Dau Coroana class=

Răspuns :

a)5×99×2=(5×2)×99=10×99=990
b)4×78×15=(4×15)×78=60×78=4680
c)97×2×5=(2×5)×97=10×97=970
d)50×71×2=(50×2)×71=100×71=7100
1. 5x99x2=10x99=990
2.4x78x25=100x78=780
3.97x2x5=97x10=970
4.50x71x2=100x71=7100

Coronița? :)