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四年级上册数学脱式计算

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__________________________________________________ 脱式计算(117题)

2800÷ 100+789 (947-599)+7×6436×(15-276÷23)

(93+25×21)×9723-(521+504)÷25(39-21)×(396÷6)

507÷13×63+498 384÷12+3×31 28×(5+96÷32)

57×12-560÷35848-640÷16×12 960÷(1500-32×45)

(12+24+80)×50 32×(25+125)178-145÷5×6+42

123×18-123×3+85×12325×(24+16) 178×99+178

(140-70)×54 63+84×2÷42 490÷7+24×5

45+240÷12 15×7+85×7 (46-20)×30-90

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__________________________________________________ 25×27×4 (40-4)×25 2400÷80-14×2

108-(83+360÷60)(420+48)÷(375-345) 290-(34×3+99)

142-54÷9+14 75×4×2516×76-76×6

720÷36÷2 99×53+53 450-2×(16+9)

245-(45+39) 125×(8×4)×5 41×25-25

420÷(205-198)×4 460÷(29-18÷3) (960-400)÷70

(140-70)×54 63+84×2÷42 490÷7+24×5

26×6-110 15×7+85×7 (46-20)×30-90

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__________________________________________________ (40-4)×25 2400÷80-14×2 108-(83+360÷60)

(420+48)÷(375-345) 290-(34×3+99) 142-54÷9+14

16×76-76×6 99×53+53 450-2×(16+9)

245-(45+39) 125×(8×4)×5 41×25-25

420÷(205-198)×4 460÷(29-18÷3) (960-400)÷70

45+240÷12 124+78+22 100-35-25

(140-70)×54 63+84×2÷42 490÷7+24×5

26×6-110 (46-20)×30-90 15×7+85×7

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__________________________________________________ (40-4)×25 2400÷80-14×2 108-(83+360÷60)

(420+48)÷(375-345) 290-(34×3+99) 142-54÷9+14

16×76-76×6 99×53+53 450-2×(16+9)

245-(45+39) 41×25-25 420÷(205-198)X4

460÷(29-18÷3) (960-400)÷70 43+315÷5

426-279÷3 98-19×4+62 51+121×7

84×3-136÷8 (32+28)×6 325÷13×(266-250)

55+720÷(40-35) (220-180)÷8 36×(28÷7+23)

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__________________________________________________ (38+42)×(525÷35) (135-72)÷7 721÷7×5

28×(246÷6-32) 340-240÷20×5 (58+12)×(96÷8)

106×6÷3 24÷8×302 52÷4×30

36×4+27×3 (135-25)+40×6 18×(79-58)÷27

(338+89-19)÷34 (640+750÷15)×15 (72-57)×38

892-(90+56×2) 69×(800-700)÷5 25×4+320

82÷2+59 32÷8+125 8×5+32÷4

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