Умножение дроби на дробь
б)4/5*10/27*15/16
в)1/2*2/3*3/4*4/5
г)6/7*7/8*8/9*9/10
д)4/7*35/46*3/5
е)1/2*2/3*3/4*...*23/24*24/25
б)4/5*10/27*15/16
в)1/2*2/3*3/4*4/5
г)6/7*7/8*8/9*9/10
д)4/7*35/46*3/5
е)1/2*2/3*3/4*...*23/24*24/25
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в) 1/2*2/3*3/4*4/5 =1/3*3/5 = 1/5 =5
г) 6/7*7/8*8/9*9/10 = 6/8*8/10=6/10
д) 4/7*35/46*3/5 = 20/46*3/5 = 12/46 = 6/23
е)1/2*2/3*3/4*...*23/24*24/25 = 1/2*2/3*3/4 =1/3*3/4 =1/4 =4...... 23/24*24/25 = 23/25