S Subtracting across zeroes
| __ | 1. | $10.00 - $6.89 | | A. | $5.00 | | __ | 2. | $15.00 - $13.00 | | B. | $6.25 | | __ | 3. | $20.00 - $0.85 | | C. | $3.11 | | __ | 4. | $20.00 - $14.76 | | D. | $5.24 | | __ | 5. | $40.00 - $38.57 | | E. | $1.43 | | __ | 6. | $45.00 - $5.00 | | F. | $2.00 | | __ | 7. | $50.00 - $43.75 | | G. | $19.15 | | __ | 8. | $100.00 - $45.00 | | H. | $55.00 | | __ | 9. | $100.00 - $69.43 | | I. | $30.57 | | __ | 10. | $160 - $123.45 | | J. | $36.55 |
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Azok a diákok, akik elvégezték ezt a tesztet, szintén elvégezték :