四年级四则混合运算练习题三新学校 四(1)班张瑞予(1)1533÷73+159-57= (2) 83×91÷131+38= (3) 197-46+67-13= (4) 1512÷54×126-52= (5) 192+52×136÷66= (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) 2324÷83-108÷54= (13) 3348÷93+15-17= (14) 51+1414÷14-90= (15) 42+31×180+42= (16) 17×25-2050÷82= (17) 552÷12×18-66= (18) 1118-18÷2×109= (19) 916-952÷17×5= (20) 1044÷29-540÷45= (21) 23+15+925÷37= (22) 52+770÷22-22= (23) 88×51+800÷40= (24)112-13)×(103-12)= (25) 56×7-66÷22= (26) (151+49)÷(7+93)= (27) 32÷(56÷7)×18= (28) 199-(21+70)-22= (29) 14×5÷(34-33)= (30) 840÷(125-90)+67= (31) 109×66-29×10= (32) 339+55-166-52= (33) 110÷55×102÷51= (34) 71+42×50-92= (35) 92÷4-194÷97= (36) 124-(170-48)÷61= (37)2058÷98-(86-66)= (38) (76+485)÷51+91= (39) (91-22)÷69+27= (40) (50+20)×88