四年级上册数学脱式计算题(100 道)
一、只有加减混合运算(20 道)
125 + 35 - 48
200 - 86 + 59
78 + (122 - 56)
320 - (150 + 100)
45 + 65 - 70
186 - (72 - 38)
92 + 48 - 110
500 - 230 + 170
63 + (137 - 89)
256 - 140 + 94
88 + 72 - 150
360 - (200 - 120)
155 + 85 - 200
420 - 180 + 160
95 + (105 - 60)
280 - (90 + 110)
76 + 64 - 130
550 - 320 + 280
112 + (188 - 95)
310 - 170 + 120
二、只有乘除混合运算(20 道)
25 × 4 ÷ 5
120 ÷ 6 × 8
36 ÷ (12 ÷ 4)
(48 × 5) ÷ 20
72 ÷ 8 × 9
15 × (30 ÷ 5)
100 ÷ 25 × 4
(24 × 3) ÷ 18
81 ÷ 9 × 7
20 × 6 ÷ 12
64 ÷ (16 ÷ 2)
(15 × 8) ÷ 30
90 ÷ 15 × 6
32 × 5 ÷ 40
45 ÷ (9 ÷ 3)
(72 × 2) ÷ 24
125 ÷ 25 × 8
48 ÷ 12 × 7
(36 × 4) ÷ 48
140 ÷ 20 × 9
三、乘除与加减混合运算(无括号,30 道)
25 × 4 + 36
180 - 12 × 10
72 ÷ 8 + 45
200 - 150 ÷ 3
36 × 5 - 120
90 + 60 ÷ 15
12 × 8 - 75
300 - 240 ÷ 6
45 ÷ 9 + 82
15 × 7 + 65
280 - 32 × 5
63 ÷ 7 + 91
18 × 6 - 90
400 - 180 ÷ 2
56 ÷ 8 + 120
25 × 9 - 180
150 + 120 ÷ 4
360 - 45 × 7
84 ÷ 12 + 78
16 × 7 - 88
220 + 180 ÷ 30
420 - 56 ÷ 8
33 × 6 + 52
500 - 25 × 18
96 ÷ 16 + 140
12 × 12 - 130
180 + 240 ÷ 40
380 - 72 ÷ 9
48 × 5 + 70
600 - 15 × 35
四、乘除与加减混合运算(有括号,30 道)
(25 + 35) × 4
180 - (12 + 18) × 3
(72 - 48) ÷ 8
200 - (150 + 30) ÷ 6
36 × (5 + 3)
(90 - 60) ÷ 15 + 20
12 × (8 - 5)
300 - (240 - 180) ÷ 5
(45 + 45) ÷ 9
15 × (7 + 6)
280 - (32 + 48) × 2
(63 + 27) ÷ 7 - 5
18 × (6 + 4) - 150
400 - (180 + 20) ÷ 4
(56 - 24) ÷ 8 + 120
25 × (9 - 6) + 180
150 + (120 - 80) ÷ 5
360 - (45 + 15) × 5
(84 - 36) ÷ 12 + 78
16 × (7 + 3) - 88
220 + (180 - 150) ÷ 6
420 - (56 + 24) ÷ 10
33 × (6 - 2) + 52
500 - (25 + 15) × 10
(96 - 48) ÷ 16 + 140
12 × (12 - 7) - 30
180 + (240 - 180) ÷ 10
380 - (72 + 18) ÷ 9
48 × (5 + 2) - 250
600 - (15 + 25) × 12
脱式计算书写要求
每一步计算单独占一行,等号写在算式左边,上下对齐(如:25×4 + 36 = 100 + 36 = 136);
有括号的先算括号内的,括号内计算也需按步骤书写(如:(25 + 35)×4 = 60×4 = 240);
同级运算(只有加减或只有乘除)从左往右依次计算,每一步只算一个运算(如:120÷6×8 = 20×8 = 160)。