Answer:
seven minus two equals
↓
siete menos dos son
ten and ten is
↓
diez y diez son
15 and 2 is
↓
quince y dos son
30 and 3 and 7 is
treinta y tres y siete son
20 plus 3 plus 7 is
↓
veinte y tres y site son
15 and 4 is
↓
quince y dos son
30 and 7 minus 20 is
↓
treinta y siete menos quince son
20 and 4 is
↓
quince y cuarto son
10 and 1 is
↓
diez y uno son
Explanation: please brain list took me 15 minutes
