Question

Am nevoie de ajutor , scrie imultirile ca scaderi repetate:
25:5=
18:2=
20:4=
21:3=
42:6=
16:4=
28:4=
18:9=
40:5=
42:7=
32:8=
45:9=
81:9=
20:5=
28"7=

Answer 1

25-5-5-5-5-5
18-2-2-2-2-2-2-2-2-2
20-4-4-4-4-4
21-3-3-3-3-3-3-3
42-6-6-6-6-6-6-6
16-4-4-4-4
etc

Answer 2

25-5=20
18-2=16
20-4=16
21-3=19
42-6=36
16-4=12
28-4=24
18-9=9
42-7=35
32-8=24
45-9=34
81-9=72
20-5=15
28-7=21