1)|-7| + |-8|=............
2)|-0,02| * |10|=............
3)|37,8| : |-100|=........
4)|5,3| - |2,8|=..........
1)|-7|+|-8|=7+8=15
2)|-0.02|*|10|=0.02*(-10)=-0.2
3)|37,8| : |-100|=-37.8/100=-0.378
4)|5,3| - |2,8|= -5.3-2.8=-8.1