78×18+210=107×11-408=65×21-22=12×87+412

Question

78×18+210=
107×11-408=
65×21-22=
12×87+412

Answer 1

1. 1614
2. 769
3. 1343
4. 1456

Answer 2

78×18+210=1614
107×11-408 =769
65×21-22 =1343
12×87+412=1456