文档介绍：-
. z.
4294+4039 =
4594+3447 =
3368-889 =
6477-2767 =
3728+3380 =
2451+2341 =
3552+14
3565+1263 =
1433+550 =
358-188 =
516+765 =
9123-4761 =
6637-3001 =
7649-4811 =
5583-947 =
618+2876 =
2261+3070 =
2642-1489 =
6961-2753 =
1262+2810 =
4636-2948 =
1348+1805 =
709+3905 =
9580-4590 =
-
. z.
6367-4912 =
223+3108 =
4190+1049 =
2884-215 =
4009+2999 =
3078+478 =
3245+2255 =
2919-180 =
1753-768 =
4720+4615 =
7535-3190 =
2843-439 =
5577-3347 =
2664-516 =
3993+627 =
5628-1782 =
4382-3350 =
1307+1421 =
7377-2388 =
3164+1788 =
1054+3406 =
7411-4800 =
4851+347 =
1654+4934 =
2907+3879 =
3452-1711 =
3802+2627 =
918+1283 =
450+3767 =
3679+2405 =
2395+2841 =
3822+395 =
3381-2328 =
1617+3237 =
656+479 =
483+2312 =
4555+2002 =
2091+2775 =
5014-1557 =
3178+3212 =
5912-3734 =
4734+4236 =
4859+784 =
9467-4847 =
4951-1440 =
2012+4724 =
7610-3048 =
1350+4626 =
5110-1115 =
3276+2363 =
2418+3550 =
4467+3209 =
6110-2432 =
-
. z.
2719-1168 =
2040+4669 =
2515+1400 =
2434+4928 =
2656+1748 =
1882+2252 =
6303-3023 =
7182-2742 =
4535-1062 =
2407+4897 =
5973-3461 =
874+986 =
1514+1584 =
8935-4443 =
5157-2693 =
3063+1217 =
654+1151 =
4678-3459 =
2899+745 =
8058-3482 =
5053-4894 =
3342+2768 =
2047+4083 =
6094-1467 =
1087+590 =
6662-3735 =
4964+4887 =
2215-1186 =
3268-2730 =
7520-3729 =
4470+4992 =
2641-2500 =
7107-3164 =
2623+787 =
4151+1409 =
1338+2563 =
3524+739 =
1198+1234 =
321+4788 =
6494-4557 =
4673-974 =
5867-4055 =
6716-2573 =
3213+1680 =
1981+2116 =
5671-3877 =
8952-4231 =
6327-4688 =
8314-4256 =
6064-1148 =
5498-4226 =
4109+3785 =
3505-2281 =
4227-820 =
-
. z.
5238-2476 =
4425+2962 =
6790-4819 =
7883-3410 =
4787+2045 =
2551-1581 =
2613+2392 =
5118-1355 =
2187-1809 =
1165+1186 =
940+4765 =
4946+4964 =
2154+1202 =
4981-1125 =
4003+2982 =