页眉内容 (1) 52-44-164÷82 (24) (112-13)×(103-12) (2) 83×91÷13+38 (3) 197-46+67-13 (4) 486÷54×6-52 (5) 192+52×36÷6 (6) 123-47+159-16 (7) 164×23-126+74 (8) 117+21+17-19 (9) 81÷9×161+93 (10) 93×35-128+36 (11) 86×9+87×99 (12) 996÷83-108÷54 (13) 1116÷93+15-17 (14) 51+1414÷14-90 (15) 42+31×180+42 (16) 17×25-2050÷82 (17) 144÷12×18-66 (18) 1118-18÷2×109 (19) 916-850÷17×5 (20) 1044÷29-540÷45 (21) 23+15+925÷37 (22) 52+770÷22-22 (23) 88×51+800÷40 (25) 56×7-66÷22 (26) 109×66-29×10 (27) 339+55-166-52 (28) 110÷55×102÷51 (29) 71+42×50-92 (30) 92÷4-194÷97 (31) (151+49)÷(7+93) (32) 32÷(56÷7)×18 (33) 199-(21+70)-22 (34) 14×5÷(34-33) (35) 840÷(125-90)+67 (36)124-(170-48)÷61 (37)2058÷98-(86-66) (38) (76+485)÷51+91 (39) (91-22)÷69+27 (40) (50+20)×88÷56 (41) 1157÷(128-39)×54 (42) 18×58+(73-17) (43) 757-168÷2÷42 (44) 98-98×12÷14 (45) 80×12÷15-64 (46) 298-15×15-1 (47) 128+2184÷42-66 来源于网络
页眉内容 (48) 73×(66+34)-21 (49) 75×3+768÷24 (50) 71-51+199-83 (51) 161-8+33×2 (52) 1420÷71÷2-9 (53) 141+5+144×12 (54) 190÷5÷19÷2 (55) 150÷50×169+36 (56) 132+70×15÷35 (57) 108×21-83×55 (58) 122×9+62+58 (59) 120÷40×81÷81 (60) 28+53-11-25 (61) 107-4-26-33 (62) 162÷81×122-81 (63) (174-4)×101-61 (64) 177÷59+103-33 (65) 171+56÷2÷7 (66) 121-56-110×67 (67) 86×22-59+9 (68) 158÷79×189-80 (69) 198÷33÷3×54 (70) 4×96+132×5 (71) 72-20-87-67 来源于网络(72) 158+56×124+31 (73) 113-35×194-3 (74) 119+19+194-34 (75) 112+77÷11×39 (76) 102-780÷65×1 (77) 154×17×167×98 (78) 120×88÷2÷4 (79) 88-22×179-78 (80) 25+86×67+55