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500
1
30—1
30—1
1 2 3 4 5 6
7 8 9 10 11 12
13 14 15 16 17 18
19 20 21 22 23 24
25 26 27 28 29 30
2
1 2 4 5
6 8 10
12 14
16 18 20
21 24
27 30
LEFT TO RIGHT
3
100—81
50—1
81 82 83 84
85 86 87 88 89 90
91 92 93 94 95 96
97 98 99 100
LEFT TO RIGHT
4
100—50
51
61
71
81
91
51
61
71
81
91
53
63
73
83
93
55
65
75
85
95
57
67
77
87
97
59
69
79
89
99
LEFT TO RIGHT
5
6
30+20+10=60100–60=30
7
80+40+10=130200–130=70
299297
287286 290289
280276 279
269 270268266
257256 260259
247 248
237 239 240
101 102 104 105 108 110
112 113 116 117 119
121 122 124 125 126 128
132 134
181 182 184
211 212 214 215
241 242 245
272271
221 223 224
253
285282
275
142 144
171 174 175
202 204
231 234
263262
291 293
152 154 155
177 179 180
166 167 168 170
146 148 150
136 138
226 227 228 230
218
206 208 210
192 194
186 188
157 158
161 163 164 165
196 198
8
101—300LEFT TO RIGHT
9
1 0
201—500LEFT TO RIGHT
500498493492
481 485 487 489 491
480478474472471470468
467
452 453
456 457 460 463 465 466
451450449447444443441440
437436
421 423
427 429 431
316
301 303 307 309 311
315
299
297293291290289287286
271 272 275 276 279 280 283
285
270269268266263262260259257
256
241 242
245 247 248 253
240239237234231230
228227226
211 212 214
215 218 221 223 224
210208206204202
330329
325324321318
433 435
419417413
410406
391 392 393 395 396
399 402 404
390389388386383
382380379377376
361 362 364 365 368
371 373 374 375
360356
352348346
331 332 334 335 336 338
342 344
1 1
51100
1 2
2 + 2 =
4 – 1 =
3 + 2 =
1 3
1000—701
701 702 703 704 705 706 707 708 709 710 711 712 713 714 715
716 717 718 719 720 721 722 723 724 725 726 727 728 729 730
731 732 733 734 735 736 737 738 739 740 741 742 743 744 745
746 747 748 749 750 751 752 753 754 755 756 757 758 759 760
761 762 763 764 765 766 767 768 769 770 771 772 773 774 775
776 777 778 779 780 781 782 783 784 785 786 787 788 789 790
791 792 793 794 795 796 797 798 799 800 801 802 803 804 805
806 807 808 809 810 811 812 813 814 815 816 817 818 819 820
821 822 823 824 825 826 827 828 829 830 831 832 833 834 835
836 837 838 839 840 841 842 843 844 845 846 847 848 849 850
851 852 853 854 855 856 857 858 859 860 861 862 863 864 865
866 867 868 869 870 871 872 873 874 875 876 877 878 879 880
881 882 883 884 885 886 887 888 889 890 891 892 893 894 895
896 897 898 899 900 901 902 903 904 905 906 907 908 909 910
911 912 913 914 915 916 917 918 919 920 921 922 923 924 925
926 927 928 929 930 931 932 933 934 935 936 937 938 939 940
941 942 943 944 945 946 947 948 949 950 951 952 953 954 955
956 957 958 959 960 961 962 963 964 965 966 967 968 969 970
971 972 973 974 975 976 977 978 979 980 981 982 983 984 985
986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000
LEFT TO RIGHT
1 4
1000—701701
777 825 999
752 903 732
812 889 952
LEFT TO RIGHT
1 5
900—800
800 801 802 803 804 805
806 807 808 809 810 811 812 813 814 815 816 817 818 819 820
821 822 823 824 825 826 827 828 829 830 831 832 833 834 835
836 837 838 839 840 841 842 843 844 845 846 847 848 849 850
851 852 853 854 855 856 857 858 859 860 861 862 863 864 865
866 867 868 869 870 871 872 873 874 875 876 877 878 879 880
881 882 883 884 885 886 887 888 889 890 891 892 893 894 895
896 897 898 899 900
LEFT TO RIGHT
1 6
1 7
1 8
801 802 803 804 805 806 807 808 809810 811 812 813 814 815 816 817 818 819 820
821 822 823 824 825 826 827 828 829 830 831 832 833 834 835836 837 838 839 840 841 842 843 844 845 846 847 848 849 850851 852 853 854 855 856 857 858 859 860 861 862 863 864 865866 867 868 869 870 871 872 873 874 875 876 877 878 879 880881 882 883 884 885 886 887 888 889 890 891 892 893 894 895896 897 898 899 900 901 902 903 904 905 906 907 908 909 910911 912 913 914 915 916 917 918 919 920 921 922 923 924 925926 927 928 929 930 931 932 933 934 935 936 937 938 939 940941 942 943 944 945 946 947 948 949 950 951 952 953 954 955956 957 958 959 960 961 962 963 964 965 966 967 968 969 970971 972 973 974 975 976 977 978 979 980 981 982 983 984 985986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000
1000—801
1000—801801
1000
LEFT TO RIGHT
1 9
704211 +
301102 +
412301 +
2 0
185.50
163.70
187.25
536.45
“÷” “×” “–” “+”
2 1
3
9
1.50
0.00
2
23
6
12
6
7
2.50
8
6
7
7
8
34
6
10
5
41
10
4
5
36
8
9
45
6
8
4
35
00
6
9
0.30
6
0
56
6
5
6
33
3.90
2 2
304444 +
134103 +
303232 +
415212 +
630250 +
605144 +
514212 –
415231 –
307213 –
719327 –
608235 –
105044 –
2 3
997789 –
415279 –
735675 –
907789 –
836504 –
599497 –
24
2 5
1.25
0.75
0.40
2.40
5.00
2.00
1.50
0.90
8.00
17.40
20.00
17.40
2.60
2 6
2 7
381170 –
928412 –
642501 –
2 8
2.00
70.00
12.00
12.00
20.00
5.00
50.00
145.00
137.00
2.00
2 9
2 × 12 × 22 × 32 × 42 × 52 × 62 × 72 × 82 × 92 × 102 × 112 × 122 × 132 × 142 × 152 × 162 × 172 × 182 × 192 × 20
====================
246810121416182022242628303234363840
3 × 13 × 23 × 33 × 43 × 53 × 63 × 73 × 83 × 93 × 103 × 113 × 123 × 133 × 143 × 153 × 163 × 173 × 183 × 193 × 20
====================
3691215182124273033363942454851545760
3 0
4 × 14 × 24 × 34 × 44 × 54 × 64 × 74 × 84 × 94 × 104 × 114 × 124 × 134 × 144 × 154 × 164 × 174 × 184 × 194 × 20
====================
48121620242832364044485256606468727680
5 × 15 × 25 × 35 × 45 × 55 × 65 × 75 × 85 × 95 × 105 × 115 × 125 × 135 × 145 × 155 × 165 × 175 × 185 × 195 × 20
====================
5101520253035404550556065707580859095100
3 1
45 ×
89 ×
27 ×
56 ×
23 ×
38 ×
3 2
3 3
2322 ×
446
542377 +919
312111 –201
579221 –385
7131 ×
713
662111 +
532222 –
792111 –
135211 +
2323 ×
9321 ×
3 4
357211 +
379111 +
3942 ×
3 5
03 — 00
12 — 00
10 — 00
02 — 00
02 — 00
25 — 00
07 — 00
00 — 50
02 — 00
100 — 00
100 — 00
250 — 00
30 — 00
100 — 00
50 — 00
690 — 50
800 — 00
300 — 00
100 — 00
100 — 00
1300 — 00
606 — 50
1300 — 00
693 — 50
3 6
3 7
3 8
5125625650
3 9
4 0
41
2 = 3 ÷ 6
88×
24
63 62
105 9384
4 2
873 255366728
844 204284484
90010 164425685255
4 3
4 4
4 5
.1
.2
.3
.4
.5
4 6
12
3
47
4 8
4 9
567231 +
827812 –
5 0
820939 +
759873 +
682913 +
635497 +
893759 +
736897 +
51
52
5 3
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