28×3=
160×5=
81×20=
19×5=
120×6=
36×20=
16×6=
190×4=
180×3=
15×4=
280×2=
53×20=
140÷7=
400÷8=
50×40=
850÷5=
72÷8=
60×50=
21×4=
7200÷8=
50×50=
24×4=
300÷15=
57×20=
24×2=
18×5=
75×20=
29×3=
180×5=
25×70=
90÷5=
17×4=
27×50=
78÷6=
170×4=
20×3÷2=
927÷9=
26×3=
54÷9×2=
120×5=
260×3=
50÷50+50=
160×6=
33×2=
30÷10+3=
320×3=
27×3=
80÷8+10=
180×4=
330×2=
38+8×4=
200×5=
270×3=
21÷3×3=
84
160×5=
800
81×20=
1620
19×5=
95
120×6=
720
36×20=
720
16×6=
96
190×4=
760
180×3=
540
15×4=
60
280×2=
560
53×20=
1060
140÷7=
20
400÷8=
50
50×40=
2000
850÷5=
170
72÷8=
9
60×50=
3000
21×4=
84
7200÷8=
900
50×50=
2500
24×4=
96
300÷15=
20
57×20=
1140
24×2=
48
18×5=
90
75×20=
1500
29×3=
87
180×5=
900
25×70=
1750
90÷5=
18
17×4=
68
27×50=
1350
78÷6=
13
170×4=
680
20×3÷2=
30
927÷9=
103
26×3=
78
54÷9×2=
12
120×5=
600
260×3=
780
50÷50+50=
51
160×6=
960
33×2=
66
30÷10+3=
6
320×3=
960
27×3=
81
80÷8+10=
20
180×4=
720
330×2=
660
38+8×4=
70
200×5=
1000
270×3=
810
21÷3×3=
21
答案:
解析:这些题目都是基础的数学运算题目,包括乘法和除法。
答案:
$28×3=84$
$160×5=800$
$81×20=1620$
$19×5=95$
$120×6=720$
$36×20=720$
$16×6=96$
$190×4=760$
$180×3=540$
$15×4=60$
$280×2=560$
$53×20=1060$
$140÷7=20$
$400÷8=50$
$50×40=2000$
$850÷5=170$
$72÷8=9$
$60×50=3000$
$21×4=84$
$7200÷8=900$
$50×50=2500$
$24×4=96$
$300÷15=20$
$57×20=1140$
$24×2=48$
$18×5=90$
$75×20=1500$
$29×3=87$
$180×5=900$
$25×70=1750$
$90÷5=18$
$17×4=68$
$27×50=1350$
$78÷6=13$
$170×4=680$
$20×3÷2=30$
$927÷9=103$
$26×3=78$
$54÷9×2=12$
$120×5=600$
$260×3=780$
$50÷50+50=51$
$160×6=960$
$33×2=66$
$30÷10+3=6$
$320×3=960$
$27×3=81$
$80÷8+10=20$
$180×4=720$
$330×2=660$
$38+8×4=70$
$200×5=1000$
$270×3=810$
$21÷3×3=21$
答案:
$28×3=84$
$160×5=800$
$81×20=1620$
$19×5=95$
$120×6=720$
$36×20=720$
$16×6=96$
$190×4=760$
$180×3=540$
$15×4=60$
$280×2=560$
$53×20=1060$
$140÷7=20$
$400÷8=50$
$50×40=2000$
$850÷5=170$
$72÷8=9$
$60×50=3000$
$21×4=84$
$7200÷8=900$
$50×50=2500$
$24×4=96$
$300÷15=20$
$57×20=1140$
$24×2=48$
$18×5=90$
$75×20=1500$
$29×3=87$
$180×5=900$
$25×70=1750$
$90÷5=18$
$17×4=68$
$27×50=1350$
$78÷6=13$
$170×4=680$
$20×3÷2=30$
$927÷9=103$
$26×3=78$
$54÷9×2=12$
$120×5=600$
$260×3=780$
$50÷50+50=51$
$160×6=960$
$33×2=66$
$30÷10+3=6$
$320×3=960$
$27×3=81$
$80÷8+10=20$
$180×4=720$
$330×2=660$
$38+8×4=70$
$200×5=1000$
$270×3=810$
$21÷3×3=21$
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