24/5×11/8+61/10÷8/5+13/10×11/8。简便计算。
24/5×11/8+61/10÷8/5+13/10×11/8。简便计算。
24/5×11/8+61/10÷8/5+13/10×11/8
=(24/5+13/10)×11/8+61/10×5/8
=61/10×11/8+61/10×5/8
=61/10×(11/8+5/8)
=61/10×2
=12.2
24/5*11/8+61/10/8/5+13/10*11/8 简算··· 加过程
24/5*11/8 + (61/10)/(8/5) + 13/10*11/8 【通分】
= (24*11*2)/80 + (61*5)/80 + (13*11)/80 【提取公因式11】
= 11(48+13)/80 + (61*5)/80
= 11*61/80 + (61*5)/80 【提取公因式61】
= 61(11+5)/80
= 61*16/80 【约分16】
= 61/5
用简便计算27/24×11/5×8/17
17/24×11/5×8/17
=(17/24×8/17)×11/5
=1/3×11/5
=11/15
24/5x11/8十61/10÷8/5十13/10x11/8怎样简便算
24/5x11/8十61/10÷8/5十13/10x11/8
=24/5*11/8+61/10*5/8+13/10*11/8
=11/8*(24/5+13/10)+61/10*5/8
=11/8*61/10+61/10*5/8
=61/10*(11/8+5/8)
=61/10*2
=61/5
11/37*8/17 8/37 6/17=的简便计算
11/37+8/17 8/37 6/17=的简便计算
11/37*8/17 8/37 6/17=
=17*(6+8)+37*(11+8)
=17*14+19*37
=238+703
=941
简便计算题8/9*4/15 11/9*8/15
简便计算题8/9*4/15 11/9*8/15
8/9*4/15 11/9*8/15
=4/15*(8/9+11/9*2)
=4/15*10/3
=8/9
11/28×8/33+3/4的简便计算
11/28*8/33+3/4=1/4*11/7*8/33+1/4*3
=1/4*(11/7*8/33+3)=1/4*(8/21+63/21)
=1/4*71/21=71/84
17/33乘8/51乘11/16 简便计算
17/33乘8/51乘11/16
=1/3 × 1/3 × 1/2
=1/18
11/15减(1/6加8/15)简便计算
11/15减(1/6加8/15)简便计算
11/15-(1/6+8/15)
=11/15-8/15-1/6
=1/5-1/6
=1/30