四则混合运算习题（试题）-四年级上册数学北师大版

四则混合运算练习题 姓名： 班别： 评价： 800÷[(48-44)×8] 99-99÷99+99 [170-(70-70)]÷85 250×(600-100÷5) 125×4-25×3 [570-570÷(217-198)]×2 92÷4×16-21 57+360÷(20-16) 200÷[(172-72)÷25] 88÷[(12+24) ÷9] 35+65×40÷5 12×(153-83)÷8 (96-6)×(15+9) 1000-289+11 92÷4×25 28×(207÷3) 176-176÷8 97-12×6+43 68+360÷(20-16) 12×(8+4)÷2 12×[(8+4)÷2] 65×[(325-245)÷8] 33×17-296÷4 [196-(96+4)]÷6 288-[8×(26-14)] 72÷[(12+24)÷9] 200÷[(172-72)÷25] 36÷3+6×2 36÷(3+6)×2 (36÷3+6)×2 36÷[(3+6)×2] 130×17-(5+9) 130×(17-5)+9 (62+145)×(342-329) (360-70×3)÷2 3×8×(6-5) 6×8÷(5-3) (7×9+12)÷3-2 7×(9+12)÷3-2 四则混合运算练习题答案 800÷[(48-44)×8] = 800÷[4×8] = 99-1+99 = [170-0]÷85 = 800÷32 98+99 = 170÷85 = 25 197 2 99-99÷99+99 = = [170-(70-70)]÷85 = 250×(600-100÷5) = 250×(600-20) = 500-75 = [570-570÷19]×2 = 250×580 425 [570-30]×2 = 145000 540×2 1080 125×4-25×3 = = = = [570-570÷(217-198)]×2 92÷4×16-21= 23×16-21 = 57+360÷4 = 200÷[100÷25] = 368-21 = 57+90 = 200÷4 = 347 147 50 = 57+360÷(20-16) = 200÷[(172-72)÷25] 88÷[(12+24) ÷9] = 88÷[(36÷9] = 35+2600÷5 = 12×70÷8 = 88÷4 = 35+520 = 840÷8 = 22 555 120 35+65×40÷5 = 12×(153-83)÷8 = (96-6)×(15+9)= 90×24 = 711+11 = 23×25 = 2160 = 722 = 575 1000-289+11 92÷4×25 28