Răspuns :
a)68-13x2+(45:5+81:9)=
68-26+(9+9)=
44+18=62
b)100-6x5+4x9-(64:4+8x2)=
100-30+36-(16+16)=
70+36-32=
116-32=84
Sper ca te-am ajutat!
68-26+(9+9)=
44+18=62
b)100-6x5+4x9-(64:4+8x2)=
100-30+36-(16+16)=
70+36-32=
116-32=84
Sper ca te-am ajutat!
( 45:5+81 :9) 45:5=9 81:9=9 9+9=18
68 - 13 x 2+ 18
13x2=26
26+18=44
68-44=24
(64 : 4 +8 x2) 64:4=16 8x2=16 16 + 16 =32
100-6x5+4x9-32 6x5=30 4x9=36 36+30=66 66-32=34
100-34=66
68 - 13 x 2+ 18
13x2=26
26+18=44
68-44=24
(64 : 4 +8 x2) 64:4=16 8x2=16 16 + 16 =32
100-6x5+4x9-32 6x5=30 4x9=36 36+30=66 66-32=34
100-34=66