1、 = (38) = (39) 8 = (40) 3 = (41) 6 = (42)2 6 = (43) = (44) = (45) (46) = (47) 6 = (48) (49) 3 = (50) 8 =第二张(51) 4 = (52) 3 = (53)8 =(54) 9 = (55)6 = (56) (57) = (58) 2 = (59) 2 =(60) 3 = (61) = (62) (63) 8 = (64)2 9 = (65) 9 =(66) 3 = (67) 3 = (68) (69) = (70) = (71) (72) 7 = (73) = (74) 6 =(75)8 =
2、(76) = (77) (78) 5 = (79) = (80) (81) 9 = (82)6 7 = (83) (84) 2 = (85) = (86) 7 =(87) = (88) = (89) (90) 5 = (91) 3 = (92) (93) = (94) 8 = (95) (96)9 = (97) 20= (98) =(99) = (100) 第三张= (2) 25= (3) = = (5) = (6) 2 = (8) = (9) 9 = (11) = (12) 4 = (14) = (18) = (20) 5 = (21) (22)9 9 = (23) = (24) = (26
3、) 6 = (27) 4 = (29) 8 = (32) = (35) = (36) 3 = (38) 2 = (39)2 = (41) 7 = (42) 6 = (45) 6 = (47) 6 = (50) 第四张 2 = (52) 6 = (53) 3 = (55) (57)3 5 = (59) 6 = (61) = (62) 7 = (64) 3 = (65) 9 = (67) 9 = (68) = (73) = (74) (75)7 5 = (76) 7 = (77) 4 = (80) 8 = (82) = (83) 3 = (85) = (86) 5 = 3 = (88) 5 = (
4、89) 8 = (91) = (92) 2 = (94) = (95) (96) = (97) = (98) (99) = (100) 第五张 += = += 5400= += 1871000=10= 7510= 8= 7= 7= 8= 2= 4430-250= += 7200800= 17300= += 600 += 670+250= = 8500500= = += 25100= 2+= 380-290= += += 350070= = = = = 2 = 7 第六张45+156= 2508= 6524= 303+8= 4004+205= 10+123+20= (8020+80)4= 70+
5、(100-105)= 36040= 4020= 80-25= 70+45= 902= 166= 3006= 5409= 3020= 400350-80= 160+70= 18-64426+20= 40-57= 80+603= 41+182= 75-115= 42+7-29= 560080= 2516= 12025= 3611= 102525= 336+70= 2594= 200-333= 3020-1010= 1250= 258= 2311= 12525= 4200-2200= 220+80=2085= 600-3200= 20+202= 35-255= 36+8-40= 28009814 =
6、 9624 = 第七张5614 = 6513 = 7515 = 20025 = 80016 = 84021 = 56014 = 39013 = 6007224 = 8517 = 909616 = 7826 = 5117 = 8040 = 10020 = 1004 = 24040 = 9204 = 30060= 642 = 644 = 505 = 608 = 964 = 906 = 400+80 = 400-80 = 4080 = 40080 = 4816 = 9624 = 1605= 4250= 12024 =1076= 3610= 15243= 518= 26715= 3230= 4015=
7、 6012= 2330= 3050= 700= 45+15第八张1740 10063 14 500 10 420 200 15 4 99 42035 12 135 3/4 + 1/4 = 2 + 4/9 = 1 - 2/3 = 3/4 - 2/4= 1/6 + 1/2 -1/6 = += 789=7/8 + 3/8 = 3/10 +1/10 = 8/10 - 7/10 = 6/3 - 1/3 -1/3 = 17 19 15 612 99 第九张42035 100= 8=519= 777= 8743= 3045= 10610= 1783= 789= 6= 1633= 7247= 250= 245
8、= 378474= 9= 151254= 1000= 2132= 5728= 3720= 15346= 17380= 36520070= 3844= 88874= 59237= 38432= 184610= 46839= 146020= 50784= 9624= 4020= 30= 3726= 7639= 60559= 3023= 122732= 4827= 第十张450020= 7315 = 120600 = 200360= 6800400= 280270= 42500= 600040= 51280= 48= 1045= 3 10 += = 6= 2= 100= 2= 28= 24= = 4= = = = += = 7= 5= 1000= 9=
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