2.250÷5×8=400
3.6×5÷2×4=60
4.30×3+8=98
5.400÷4+20×5= 200
6. 10+ 12÷3+20=34
7.(80÷20+80)÷4=2 1
8.70+( 100- 10×5)= 120
9.360÷40= 9
10.40×20= 800
1 1.80-25= 55
12.70+45= 1 15
13.90×2= 180
14. 16×6= 96
15.300×6= 1800
16.540÷9=60
17.30×20= 600
18.400÷4= 100
19.350-80= 270
20. 160+70=230
2 1. 18-64÷8= 10
22.42÷6+20=27
23.40-5×7= 5
24.80+60÷3= 100
25.4 1+ 18÷2= 50
26.75- 1 1×5= 20
27.42+7-29= 20
28.5600÷80=70
29.25× 16= 400
30. 120×25= 3000
3 1.36× 1 1= 396
32. 1025÷25=4 1
33.336+70= 406
34.25×9×4= 900
35.200-33×3= 10 1
36.3020- 10 10=20 10
37. 12×50= 600
38.25×8= 200
39.23× 1 1= 253
40. 125÷25=5
4 1.4200-2200=2000
42.220+80= 300
43.20×8×5= 800
44.600-3×200=0
45.20+20÷2= 30
46.35-25÷5= 30
47.36+8-40= 4
48.2800÷40=70
49.98÷ 14 = 7
50.96÷24 = 4
5 1.56÷ 14 =4
52.65÷ 13 = 5
53.75÷ 15 = 5
54. 120÷24 =5
55.200÷25 = 8
56.800÷ 16 = 50
57.840÷2 1 =40
58.560÷ 14 = 40
59.390÷ 13 = 30
60.600÷ 15 =40
6 1.72÷24 = 3
62.85÷ 17 = 5
63.90÷ 15 =6
64.96÷ 16 = 6
65.78÷26 = 4
66.5 1÷ 17 =3
67.80÷40 = 2
68. 100÷20 = 5
69. 100÷4 =25
70.240÷40 = 6
7 1.920÷4 = 230
72.300÷60=5
73.64÷2 = 32
74.64÷4 = 16
75.50÷5 = 10
76.60÷8 = 7.5
77.96÷4 = 24
78.90÷6 = 15
79.400+80 = 480
80.400-80 = 320
8 1.40×80 =3200
82.400÷80 = 5
83.48÷ 16 = 3
84.96÷24 =4
85. 160×5= 800
86.4×250= 1000
87.0×5 18= 0
88. 10×76= 760
89.36× 10=360
90. 15×6= 90
9 1.24×3= 72
92.5× 18= 90
93.26×4= 74
94.7× 15= 105
95.32×30= 960
96.40× 15= 600
97.60× 12= 720
98.23×30= 690
99.30×50= 1500
100.5×700=350
2/ 1*2= 1 3/ 1*3= 1 3/2*3=2 3/ 1*6=2
4/3*8=6 5/3*20= 12 7/3* 14=6 8/7*40=35
4/3* 16= 12 9/5*27= 15 2/ 1*30= 15 12/7*24= 14
30/ 1*30= 1 5 1/9* 102= 18 19/9*76=36 4/9*8= 18
5/8*90= 144 99/98*99=98 3/ 14*6=28 7/ 1*28=4
10/ 1*90=9 5/3* 105=63 19/7*38= 14 5/ 1*25=5
8/ 19* 16=38 6 1/60* 122= 120 7/2*28=8 6/ 1*48=8
9/7* 18= 14 25/7* 100=28 9/5*8 1=45 8/9* 16= 18
123+25= 148 123-35=88 56×7=392 135÷5=27
248+89=337 ... 146-23= 123 ... 155×5=775 ...456- 12=38 ...
456+45=50 1 ...546-457=89 ...45× 10=45 1 ...564- 12=47 ...
879+54=933 ...896-546=350 ...56× 12=672....45-5=9 ...
457+456=9 13 ...
7+ 14=2 1 ... 18-9=9 ...
8+ 16=24 ...25-5=20 ...
9+ 18=27...56-45= 1 1 ...
10+20=30...45-23=22 ...
1 1+22=33...78-23=55 ...
12+24=36 ...
10-3=7
15-4= 1 1
20-5= 15
25-6= 19
30-7=23
35-8=27
40-9=3 1
45- 10=35
50- 1 1=39
55- 12=43
60- 13=47
65- 14=5 1
70- 15=55
75- 16=59
80- 17=63
85- 18=67
90- 19=7 1
95-20=75
100-2 1=79
105-22=83
1 10-23=87
1 15-24=9 1
120-25=95
125-26=99
130-27= 103
13+26=39 ...
14+28=42 ...
15+30=45 ...
16+32=48 ...
17+34=5 1 ...
18+36=54 ...
19+38=57 ...
20+40=60 ...
2 1+42=63 ...
22+44=66 ...
23+46=69 ...
24+48=72 ...
25+50=75 ...
26+52=78 ...
27+54=8 1 ...
28+56=84 ...
29+58=87 ...
30+60=90 ...
3 1+62=93 ...
32+64=96 ...
33+66=99 ...
5 ÷ 1 =5
10 ÷2 =5
15 ÷3 =5
20 ÷4 =5
25 ÷5 =5
30 ÷6 =5
35 ÷7 =5
40 ÷8 =5
45 ÷9 =5
50 ÷ 10 =5
55 ÷ 1 1 =5
60 ÷ 12 =5
65 ÷ 13 =5
70 ÷ 14 =5
75 ÷ 15 =5
80 ÷ 16 5
85 ÷ 17 5
90 ÷ 18 5
95 ÷ 19 5
100 ÷20 5
2.8×0.4=
14-7.4=
1.92÷0.04=
0.32×500=
0.65+4.35=
10-5.4=
4÷20
3.5×200=
1.5-0.06=
0.75÷ 15=
0.4×0.8=
4×0.25=
0.36+ 1.54=
1.0 1×99=
420÷35=
25× 12=
135÷0.5=
3/4 + 1/4 =
2 + 4/9 =,
3 - 2/3 =
3/4 - 1/2=
1/6 + 1/2 - 1/6 =
7.5-(2.5+3.8)=
7/8 + 3/8 =
3/ 10 + 1/5 =
4/5 - 7/ 10 =
2 - 1/6 - 1/3 =
0.5 1÷ 17=
32.8+ 19=
,
5.2÷ 1.3=
1.6×0.4=
4.9×0.7=
1÷5=
6÷ 12=
0.87-0.49=
8+2-8+2
25*4/25*4
7.26-(5.26- 1.5)
286+ 198
.3 14-202
526+30 1
9.223-99
6.25+3.85-2. 125+3.875
9-2456*2 1
0.5/ 1 1.5-4*2.75
1/2×3/5
3.375+5.75+2.25+6.625
100 1-9036÷ 18
3.8×5.25+ 14.5
2. 1*4.3+5.7*2. 1
30× 1/3
102*45-328
.2/3× 12
.2.8*3. 1+ 17.6/8
3/5×5/6
(50- 12.5)/2.5
.2/5× 1/3
6 1 10*47+639
1/2- 1/6
3.5*2.7-52.2/ 18
1/7× 1/5
3.375*0.97+0.97*6.625
25×4/5
6.54+2.4+3.46+0.6
.5/6- 1/2
95.6* 1.8+95.6*8.2
1/2× 1/5
600-420/ 12
344/3.6-5.4*0.25
16/2+30/2+90/6
300 1- 1998.
5000- 105*34
0. 15/0.25+0.75* 1.2
1/2+ 1/3+ 1/4)*0.24
25+4)*4
300-4263/2 1
.0.8 1/0.25+5.96
.403÷ 13×27
1.5×4.2-0.75÷0.25
3.27×4 +3.27×5.7
1.2+ 1.8)×4.5 1025-768÷32
25×80-0.45÷0.9
1025-768÷32
.0.25*2.69*4
2348+275* 16
2/9* 15/8- 1/ 12*9/5
2.4+2.4*(5.375-3.375)
645-45* 12
.0. 15+ 1.2/0.24-0.45
.3.75-(2.35+0.25/ 1.25)
76* 1/4+23*25/ 100+0.25
10-2.87-7. 13
0.96+9.6*9.9
.7.5-5.7* 1/3
62. 12.37-3.25-6.75
16*6.8+2.2* 16+ 16
.40 1* 19+284
58.7- 16.65/3.7
0.4*4.7*2.5+(2.3+5.3)
9.3 1- 1. 125-7.875
640+ 128*45
8.2* 1.6-0.336/4.2
400*(0.62+0.08)
2/ 1*2=
3/ 1*3=
3/2*3=
3/ 1*6=
4/3*8=
5/3*20=
7/3* 14=
8/7*40=
4/3* 16=
9/5*27=
2/ 1*30=
12/7*24=
30/ 1*30=
5 1/9* 102=
19/9*76=
4/9*8=
5/8*90=
99/98*99=
3/ 14*6=
7/ 1*28=
10/ 1*90=
5/3* 105=
19/7*38=
5/ 1*25=
8/ 19* 16=
6 1/60* 122=
7/2*28=8 6/ 1*48=
9/7* 18=
25/7* 100=
9/5*8 1=45 8/9* 16=
12÷3/5=
9÷6/7=
30÷5/6=
4×(3/2 )=
4÷5/7=
3÷4/5=
24÷7/ 16=
4÷4/5=
6÷3/4=
10÷2/5=
18÷4/9=
4×4/5=
6×3/4=
10×2/5=
18×4/9=
3÷3/4=