1. four + eight = _____________ 2. seven + eight = _____________ 3. thirteen + seven = _____________ 4. fourteen + sixteen = _____________ 5. seventy - fourteen = _____________ | 6. eighty - sixteen = _____________ 7. sixty - thirteen = _____________ 8. eighty - forty = _____________ 9. forty - eight - twelve = _____________ 10. ninety + five = _____________ |