500
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 30—1
2
LEFT TO RIGHT
1
2
6
4 8
10 14
12 16
18
21
5
20 24
27
30
3 LEFT TO RIGHT
50—1
100—81
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
4 LEFT TO RIGHT
100—50
51 61 71 81 91 51
53
55
57
59
61
63
65
67
69
71
73
75
77
79
81
83
85
87
89
91
93
95
97
99
5
6
30+20+10=60 100–60=30
7
80+40+10=130 200–130=70
8
101—300 101 102 104 105 108 110 119 112 113 116 117 121 122 128 124 125 126 132 134 136 138 146 142 148 150 144 157 158 152 154 155 170 161 163 164 165 166 167 168 177 174 175 179 180 171 181 182 184 186 188 192 194 196 198 202 204 206 208 210 211 212 214 215 218 221 223 224 230 226 227 228 231 234 237 239 240 241 242 245 247 248 253 256 257 259 260 262 263 266 268 269 270 279 280 275 276 271 272 289 290 282 285 286 287 291 297 299 293
LEFT TO RIGHT
9
10 LEFT TO RIGHT
201—500
202
204
206
218
215
221
230 231
234
245
247 248
257
208
259 260
210 211 212 223 224 253
262 263
279 280
285 286 287
289 290 291
293
303
307
315 316
318
342
344
346
386
402
413 440 441 468
324 325 338
348
352 364 365
368
379 380
388 389 390 391 392 393
399 427
311
309
373 374 375 376 377
371 383
297
334 335 336
360 361 362
356
283
321
329 330 331 332
256 268 269 270
266
275 276 301
226 227 228 239 240 241 242
237
271 272 299
429
404
395 396 410
406 419
421
431
433
435 436 437
447
456 457
460
470 471 472
474 485
492 493
382
417 443 444
481
214
423
449 450 451 452 453 463
465 466 467 478
487
489 498
480 491
500
11
100
51
12
2+2= 4–1= 3+2=
13
LEFT TO RIGHT
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
14 LEFT TO RIGHT
1000—701
701
777
825
999
752
903
732
812
889
952
15
900—800
LEFT TO RIGHT
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
16
17
18
1000—801
LEFT TO RIGHT
821 836 851 866 881 896 911 926 941 956 971 986
822 837 852 867 882 897 912 927 942 957 972 987
810 823 838 853 868 883 898 913 928 943 958 973 988
801 811 824 839 854 869 884 899 914 929 944 959 974 989
802 812 825 840 855 870 885 900 915 930 945 960 975 990
803 813 826 841 856 871 886 901 916 931 946 961 976 991
804 814 827 842 857 872 887 902 917 932 947 962 977 992
805 815 828 843 858 873 888 903 918 933 948 963 978 993
806 816 829 844 859 874 889 904 919 934 949 964 979 994
807 817 830 845 860 875 890 905 920 935 950 965 980 995
808 818 831 846 861 876 891 906 921 936 951 966 981 996
809 819 832 847 862 877 892 907 922 937 952 967 982 997
820 833 848 863 878 893 908 923 938 953 968 983 998
834 849 864 879 894 909 924 939 954 969 984 999
835 850 865 880 895 910 925 940 955 970 985 1000
1000—801 801
1000
19
704 211 +
301 102 +
412 301 +
20
185.50 163.70 187.25 536.45
“÷” “×” “–” “+”
21
3
8
4
6
9
6
5
9
1.50
7
36
0.00
7
8
6
2
8
9
0
23
34
45
56
6
6
6
6
12
10
8
5
6
5
4
6
7
41
35
33
2.50
10
00
0.30
3.90
22
304 444 +
134 103 +
303 232 +
415 212 +
630 250 +
605 144 +
514 212 –
415 231 –
307 213 –
719 327 –
608 235 –
105 044 –
23
997 789 –
415 279 –
735 675 –
907 789 –
836 504 –
599 497 –
24
25
1.25 0.75 0.40 2.40
20.00 17.40 2.60
5.00 2.00 1.50 0.90 8.00 17.40
26
27
381 170 –
928 412 –
642 501 –
28
2.00 70.00 12.00 12.00 20.00 5.00 50.00 145.00 137.00 2.00
29
2×1 2×2 2×3 2×4 2×5 2×6 2×7 2×8 2×9 2 × 10 2 × 11 2 × 12 2 × 13 2 × 14 2 × 15 2 × 16 2 × 17 2 × 18 2 × 19 2 × 20
= = = = = = = = = = = = = = = = = = = =
2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40
3×1 3×2 3×3 3×4 3×5 3×6 3×7 3×8 3×9 3 × 10 3 × 11 3 × 12 3 × 13 3 × 14 3 × 15 3 × 16 3 × 17 3 × 18 3 × 19 3 × 20
= = = = = = = = = = = = = = = = = = = =
3 6 9 12 15 18 21 24 27 30 33 36 39 42 45 48 51 54 57 60
30
4×1 4×2 4×3 4×4 4×5 4×6 4×7 4×8 4×9 4 × 10 4 × 11 4 × 12 4 × 13 4 × 14 4 × 15 4 × 16 4 × 17 4 × 18 4 × 19 4 × 20
= = = = = = = = = = = = = = = = = = = =
4 8 12 16 20 24 28 32 36 40 44 48 52 56 60 64 68 72 76 80
5×1 5×2 5×3 5×4 5×5 5×6 5×7 5×8 5×9 5 × 10 5 × 11 5 × 12 5 × 13 5 × 14 5 × 15 5 × 16 5 × 17 5 × 18 5 × 19 5 × 20
= = = = = = = = = = = = = = = = = = = =
5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100
31
4 5× 2 7× 8 9×
2 3× 5 6×
3 8×
32
33
232 2× 446
542 377 + 919
312 111 – 201
579 221 – 385
713 1× 713
232 662 532 932 792 135 3 × 111 + 222 – 1 × 111 – 211 +
34
357 211 +
379 111 +
394 2×
35
800 — 00 300 — 00 100 — 00 100 — 00 1300 — 00
1300 — 00 693 — 50 606 — 50
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
36
37
38
5 125 625 650
39
40
41
2=3รท6
3 6
4 2 8 8 ร
2 6
5 10
4 8
3 9
42
3 87
8 72
6 36
5 25
4 84
4 48
4 28
4 20
10 900
5 525
8 256
4 164
43
44
45
.1 .2 .3 .4 .5
46
1 2 3
47
48
49
567 231 +
827 812 –
50
820 939 +
759 873 +
682 913 +
635 497 +
893 759 +
736 897 +
51
52
53