1,2,3,3,6,5,10,8,15,13,( ),( ),28,34括号内是什么数字?
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1/6,2/3,3/2 ,8/3 ,( )A,10/3 B,15/4 C,5 D,92/6
英语翻译1 3:00 2 4:10 3 5:15 4 6:30 5 7:45 6 8:10
1,2,3,3,6,5,10,8,15,13,( ),( ),28,34找规律
1,2,3,3,6,5,10,8,15,13,( ),( ),28,34括号内是什么数字?
计算 2/5+5/8+3/5 6/7+7/9 1-4/9-1/6 8/9-(2/15+1/3) 4/3-(1/8+3/10)2/5+5/8+3/5 6/7+7/9 1-4/9-1/6 8/9-(2/15+1/3) 4/3-(1/8+3/10)
(1*3*5+2*6*10+3*9*15)/(2*4*6+4*8*12+6*12*18)
分母:1*3+2*4+3*6+4*8+5*10+6*12分子:1*3+2*6+3*9+4*12+5*15+6*18
1/8+3/16 1/4-1/16 8-1分之8 6 6-60% 3/4×1/3÷5 1/2-1/5 1/2+1/10-1/5 3/5-(1/15+1/3)
2/1 3/1 4/1 5/1 6/1 8/1 10/1 12/1 15/1 20/1
(1*3*5+2*6*10+3*9*15+4*12*20+5*15*25)/(1*2*3+2*4*6+3*6*9+4*8*12+5*10*15)
1*2*3+2*4*6+3*6*9+4*8*12+5*10*15分之1*3*5+2*6*10+3*9*15+4*12*20+5*15*21
(1*3*5+2*6*10+3*9*15+4*12*20+5*15*25)/(1*2*3+2*4*6+3*6*9+4*8*12+5*10*15)等于多少?
1×3×5+2×6×10+3×9×15+4×12×20+5×15×25/1×2×3+2×4×6+3×6×9+4×8×12+5×10×15=?简便计算!
(2,8)(3,8)(6,15)(6,9)(4,5)(1,7)(4,10)(8,10)这些数是什么关系1,互质2,倍数3,一般
7/10 -3/8 - 1/8 4/15 +5/6 1/2 -(3/4 -3/8 ) 5/6 -(1/3 +3/10 ) 2/3 +5/67/10 -3/8 - 1/8 4/15 +5/6 1/2 -(3/4 -3/8 ) 5/6 -(1/3 +3/10 ) 2/3 +5/6
(1*3*5+2*6*10+3*9*15+4*12*20)/(1*2*3+2*4*6+3*6*9+4*8*12)jiansuan
(1*3*5+2*6*10+3*9*15+4*12*20)/(1*2*3+2*4*6+3*6*9+4*8*12)
2÷4/3 4/7÷6/7 8/7×5 1/3-1/5 7/15÷10%