Algunas preguntas de matemáticas~
1.20(7-5)X5 = 50
2.10(6-5)X6 = 60 900÷60 = 15
3.6：60 = X∶40 = 10 12-10 = 2
4.32÷(9-5)×9=72 32÷(9-5)×5=40
5.44÷(5-4)×5=220 220× 60=13200
6. Lamento no haber ido
2.10(6-5)X6 = 60 900÷60 = 15
3.6：60 = X∶40 = 10 12-10 = 2
4.32÷(9-5)×9=72 32÷(9-5)×5=40
5.44÷(5-4)×5=220 220× 60=13200
6. Lamento no haber ido