用英文数字填空 |
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 = ___________ |