вычислите 39.62*0.1 2.5 *4.87 3.6 *0.001 0.5:100 64.2 : 3.2

39.62*0.139.62* 0.1______3,9622.5 *4.874,87* 2,5_____ 2435 874______ 11,1753.6 *0.0010,001* 3,6_______0,00360.5:1005/10 : 100= 5/10 * 1/100 = 5/1000 = 0,00564.2 : 3.264 2/10 : 3 2/10= 642/10 : 32/10= 642/10 * 10/32= 642/32=20 2/32= 20 1/16 (или 20,0625)