Across
- 2. The sum of six and nine
- 4. The sum of twenty and thirteen
- 6. The sum of twenty-three and twety-eight
- 7. The subtraction of ten and eight
- 8. The subtraction of forty-four and six
- 9. The subtraction of fifty and twenty-five
- 10. The sum of four and five
Down
- 1. The subtraction of forty-one and twenty-four
- 3. The subtraction of twenty and eight
- 5. The sum of thirty-eight and eight
