plis ayudenme
4 x (3 + 7)=____ x ____ + ____ x ____ = ____ + ____ = ____
3 x (5 + 8)=_______________________________________
6 x (4 + 9)=_______________________________________
7 x ( 2 + 6)=_______________________________________
9 x (8 + 3)=________________________________________
4 x (3 + 7)=____ x ____ + ____ x ____ = ____ + ____ = ____
3 x (5 + 8)=_______________________________________
6 x (4 + 9)=_______________________________________
7 x ( 2 + 6)=_______________________________________
9 x (8 + 3)=________________________________________
Respuesta:
1. 4x3+4x7=12+28=40
2. 3x5+3x8=15+24=39
3. 6x4+6x9=24+54=78
4. 7x2+7x6=14+42=56
5. 9x8+9x3=72+27=99