👤

Calculiaza in mod convenabil;
2x6x2; 4x2x4; 5x3x2; 5x4x2;
43+17+26; 29+26+24; 42+49+8;
63+49-53; 88-15-18; 33+80-13.


Răspuns :

2x2x6=4x6=24     43+17+26=60+26=86     63-53+49=10+49=59
4x2x4=8x4=32     26+24+29=50+29=79     88-18-15=70-15=55
3x2x5=6x5=30     42+8+49=50+49=99       33-13+80=20+80=100
4x2x5=8x5=40