Question

0,473x100-1,47x10
1,5x10*3-0,15x10*4

3,24x0,2-0,4x1,5
7,1x10*4-2,04x10*3

0,0012x10*4-0,0021x10*3
4,3x10*2-0,17x10

Answer 1

1)0,473x100-1,47x10
0,473x100=47,3
1,47x10=14,7
47,3-14,7=32,6
2)1,5x10:3-0,15x10:4
1,5x10=15
15:3=5
0,15x10=1,5
1,5:4=0,375
5-0,375=4,625