1950 + 1284 = 3234 1950 + 1286 = 3236 1950 + 1287 = 3237 1950 + 1482 = 3432 1950 + 1486 = 3436 1950 + 1487 = 3437 1950 + 1682 = 3632 1950 + 1684 = 3634 1950 + 1687 = 3637 1950 + 1782 = 3732 1950 + 1784 = 3734 1950 + 1786 = 3736 1960 + 1274 = 3234 1960 + 1275 = 3235 1960 + 1278 = 3238 1960 + 1472 = 3432 1960 + 1475 = 3435 1960 + 1478 = 3438 1960 + 1572 = 3532 1960 + 1574 = 3534 1960 + 1578 = 3538 1960 + 1872 = 3832 1960 + 1874 = 3834 1960 + 1875 = 3835 1970 + 1264 = 3234 1970 + 1265 = 3235 1970 + 1268 = 3238 1970 + 1462 = 3432 1970 + 1465 = 3435 1970 + 1468 = 3438 1970 + 1562 = 3532 1970 + 1564 = 3534 1970 + 1568 = 3538 1970 + 1862 = 3832 1970 + 1864 = 3834 1970 + 1865 = 3835 1980 + 1254 = 3234 1980 + 1256 = 3236 1980 + 1257 = 3237 1980 + 1452 = 3432 1980 + 1456 = 3436 1980 + 1457 = 3437 1980 + 1652 = 3632 1980 + 1654 = 3634 1980 + 1657 = 3637 1980 + 1752 = 3732 1980 + 1754 = 3734 1980 + 1756 = 3736 2970 + 2183 = 5153 2970 + 2184 = 5154 2970 + 2186 = 5156 2970 + 2381 = 5351 2970 + 2384 = 5354 2970 + 2386 = 5356 2970 + 2481 = 5451 2970 + 2483 = 5453 2970 + 2486 = 5456 2970 + 2681 = 5651 2970 + 2683 = 5653 2970 + 2684 = 5654 2980 + 2173 = 5153 2980 + 2174 = 5154 2980 + 2176 = 5156 2980 + 2371 = 5351 2980 + 2374 = 5354 2980 + 2376 = 5356 2980 + 2471 = 5451 2980 + 2473 = 5453 2980 + 2476 = 5456 2980 + 2671 = 5651 2980 + 2673 = 5653 2980 + 2674 = 5654 72 solutions.