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17. The least common multiple of 51 and 3? 17. The least common multiple of 51 and 3 is "urgent" and "urgent"~
51~
3,10,21,35,51,（） A.59 B.66 C.68 D.72
There must be a calculation process
10-3=7 21-10=11,11-7=4 35-21=14,14-11=3 51-35=16,16-14=2 68-51=17,17-16=1
22.51°=____ °____ ' ____ " 12°24’=____ 12.4____ °?
22.51°=22°30' 36"
12°24’=12.4°
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