四年级口算题要四年级上的,简单一点.

25 -15 -80 =
26 -6 -64 =
27 + 3 -48 =
28 + 12 -32
29 + 21 -16 =
30 + 30 + 0 =
31 + 39 + 16 =
32 + 48 + 32 =
33 + 57 + 48 =
34 + 66 + 64 =
35 + 75 + 80 =
36 + 84 + 96 =
37 + 93 + 112 =
38 + 102 + 128 =
39 + 111 + 144 =
40 -30 -140 =
41 -21 -124 =
42 -12 -108 =
43 -3 -92 =
44 + 6 -76 =
45 + 15 -60 =
46 + 24 -44 =
47 + 33 -28 =
48 + 42 -12 =
49 + 51 + 4 =
50 + 60 + 20 =
51 + 69 + 36 =
52 + 78 + 52 =
53 + 87 + 68 =
54 + 96 + 84 =
55 -45 -200
56 -36 -184 =
57 -27 -168 =
58 -18 -152 =
59 -9 -136
60 + 0 -120
61 + 9 -104
62 + 18 -88
63 + 27 -72 =
64 + 36 -56
65 + 45 -40 =
66 + 54 -24 =
67 + 63 -8 =
68 + 72 + 8 =
69 + 81 + 24
70 -60 -260
71 -51 -244 =
72 -42 -228 =
73 -33 -212 =
74 -24 -196 =
300*400=
120*500=
380+450=
520-360=
180+930=
7.2+2.8= 2.63+0.37= 2.5*0.4= 8-2.5
7.2＋2.8=
12×2.5＝
2.63＋0.37＝
0.7×16－16×0.2＝
0.96÷0.3＝
1.5－4.5=
2.5×0.4
1.4×2.5×4＝
8－2.5＝
6÷1.2=
9.2÷2.3=
24÷4＋56÷4＝
0.36＋0.64＝
4÷0.25＝
1.8×5=
30×（200＋3）＝
8.4÷4.2=
8×1.5＝
4.8÷0.3=
7.2+2.8= 2.63+0.37= 2.5*0.4= 8-2.5
7.2＋2.8=
12×2.5＝
2.63＋0.37＝
0.7×16－16×0.2＝
0.96÷0.3＝
1.5－4.5=
2.5×0.4
1.4×2.5×4＝
8－2.5＝
6÷1.2=
9.2÷2.3=
24÷4＋56÷4＝
0.36＋0.64＝
4÷0.25＝
1.8×5=
30×（200＋3）＝
8.4÷4.2=
8×1.5＝
4.8÷0.3=
2.73＋1.5×4＝
300*400=
120*500=
380+450=
520-360=
180+930=
300*45+300*55=

25*16=
32+192=
4x+27=243
492-327=
82-19+25=
39*2-6=
12x-20=52

265+35=
19x9=
45x+15=105

ehe