0,326+3,724=4,05
4,05*100=405
0,19682-0,987=0,79018
0,79018-40,5=-39,70982
-39,70982:0,001=-39709,82
17 * 2/5 = 6,8
16/25 * 3 /8 = 6,25 = 6,4
1600 * 3/100 = 48
25000 * 7/10 = 17500
45 мин.* 1/3 = 15мин.
90° * 2/3 = 60°
150 : 3/4 = 200
2 5/6 : 2/3 = 17/6 : 2/3 = 17/4 = 4целых 1/4
350 : 2/5 = 875
5 9/10 : 3/5 = 59/10 : 3/5 = 59/6 = 9целых 5/6