350 - (24+ 76)X2
1721 - 36X(432 - 408)
8X(28 + 18^6)
(160 + 880^20) X4
70+( 750- 65X11)
(300 -15- 11)X12
(480+ 20 X4)-20
420-(25 + 15)X4
(230 — 215 弋)X16
(90 — 21 X2)-12
(800吃0+ 36) X12
480 -( 80 + 20)-4
(60— 12 X5)X89
(328+ 198 -^9)-70
(73 + 22)-(72 — 67) X35
36X5-(27— 17)
(457 + 28X14)X5
30+( 96 — 12X5)
32-(20 — 96 吃4)
21+( 327 — 23)-19
280-(240 — 8X25)
50 — [ (165+ 35) -100]
85 + 14 X(14+ 208 -^26)539 — 513 -(378-14)
(110 - 10)+10— 10
(70+ 10 ) + (18— 10) (10— 100 +10)X11 (53 — 588 +21)
(60+ 10 ) + (17— 10)
22+( 374 — 10)+26
22—( 10 + 100+10) (252 — 14)+17 —
304 - 275 +(275+25)
44 + 15 X16 -32
X36
17 +(233 — 43)+10
— 11)+18 — 11
10
(245
完整版四年级下册混合运算人教版
