2 1/7 х 1 54/100=15/7 х 154/100=15 х 22/100=330/100=3,3
0,56 х 3 1/8=56/100 х 25/8=7/4 х 1=7/4=1 3/4 =1,75
0,80 х 84,5=67,6
5/18 х 0,63=5/18 х 63/100=1/18 х 63/20=63/360=0,175
2 1/7 х 1 54/100=15/7 х 154/100=15 х 22/100=330/100=3,3
0,56 х 3 1/8=56/100 х 25/8=7/4 х 1=7/4=1 3/4 =1,75
0,80 х 84,5=67,6
5/18 х 0,63=5/18 х 63/100=1/18 х 63/20=63/360=0,175