1. Write the numbers: 184, 43, 54, 76, 84, 21, 32, 65, 98, 434.

184 — one hundred and eighty-four; 43 — forty-three; 54 — fifty-four; 76 — seventy-six; 84 — eighty-four; 21 — twenty-one; 32 — thirty-two; 65 — sixty-five; 98 — ninety-eight; 434 — four hundred and thirty-four.