Arithmetic: Subtraction of Decimal Numbers
| Problem | Minuend | Subtrahend | Difference |
| 1 | 8.4689 | 5.0048 | 3.4641 |
| 2 | 89.3151 | 57.1919 | 32.1232 |
| 3 | 73.3005 | 0.0929 | 73.2076 |
| 4 | 704.2784 | 0.0442 | 704.2342 |
| 5 | 0.8495 | 0.0299 | 0.8196 |
| 6 | 736.492 | 17.6512 | 718.8408 |
| 7 | 4.9833 | 0.0625 | 4.9208 |
| 8 | 3.0938 | 0.5741 | 2.5197 |
| 9 | 42.698 | 0.0586 | 42.6394 |
| 10 | 439.8766 | 23.9916 | 415.885 |
| 11 | 32.1274 | 0.0177 | 32.1097 |
| 12 | 0.9906 | 0.1685 | 0.8221 |
| 13 | 73.8926 | 0.0199 | 73.8727 |
| 14 | 188.8515 | 0.0009 | 188.8506 |
| 15 | 699.3155 | 24.2184 | 675.0971 |
| 16 | 412.283 | 15.3365 | 396.9465 |
| 17 | 289.8301 | 63.2924 | 226.5377 |
| 18 | 0.5646 | 0.0831 | 0.4815 |
| 19 | 4.6822 | 0.6168 | 4.0654 |
| 20 | 47.2381 | 22.5258 | 24.7123 |
| 21 | 708.9366 | 677.3255 | 31.6111 |
| 22 | 423.8846 | 0.0182 | 423.8664 |
| 23 | 260.7031 | 5.7613 | 254.9418 |
| 24 | 0.0289 | 0.001 | 0.0279 |
| 25 | 0.409 | 0.0283 | 0.3807 |
| 26 | 8.593 | 4.2104 | 4.3826 |
| 27 | 754.0625 | 53.6559 | 700.4066 |
| 28 | 856.3614 | 0.0691 | 856.2923 |
| 29 | 4.8381 | 0.0139 | 4.8242 |
| 30 | 49.7488 | 0.0453 | 49.7035 |
| 31 | 725.8358 | 0.6919 | 725.1439 |
| 32 | 357.9651 | 7.8646 | 350.1005 |
| 33 | 19.6024 | 0.0661 | 19.5363 |
| 34 | 65.5374 | 0.0636 | 65.4738 |
| 35 | 335.3471 | 0.0635 | 335.2836 |
| 36 | 1.215 | 0.0509 | 1.1641 |
| 37 | 0.1914 | 0.1523 | 0.0391 |
| 38 | 79.1584 | 0.3587 | 78.7997 |
| 39 | 2.2397 | 0.0009 | 2.2388 |
| 40 | 8.9153 | 0.0723 | 8.843 |
| 41 | 23.2325 | 0.3777 | 22.8548 |
| 42 | 0.0826 | 0.003 | 0.0796 |
| 43 | 0.9044 | 0.001 | 0.9034 |
| 44 | 830.6473 | 79.9167 | 750.7306 |
| 45 | 44.2427 | 0.0291 | 44.2136 |
| 46 | 473.8336 | 0.0731 | 473.7605 |
| 47 | 45.2832 | 0.0894 | 45.1938 |
| 48 | 4.8813 | 1.7042 | 3.1771 |
| 49 | 53.6837 | 0.0462 | 53.6375 |
| 50 | 0.6878 | 0.0669 | 0.6209 |