Question

como hago para resolver este ejercicio 2+{7+[40-30:2+(8+3.2-10)+4]}+7-3

Answer 1

2+{7+[40-30:2+(8+6-10)+4]}+7-3
2+{7+[40-30:2+4+4]}+7-3
2+{7+[40-15+4+4]}+7-3
2+{7+33}+7-3
2+40+7-3
42+4
46