Odpowiedź:
a)
0,8: 0,02 =
8/10 : 2/100 =
4/5 : 1/50 =
4/5 * 50/1 = 200/5 = 40
b)
3 i 1/4 : 1/4 =
13/4 * 4/1 = 52/4 =13
c)
0,9 : 0,3 = 3
lub
9/10 : 3/10 =
9/10 * 10/3 = 90/30 = 3
d)
3 : 1/5 =
3 * 5/1 = 15/1 = 15
e)
2 i 1/4 : 1/4 =
9/4 * 4/1 = 36/4 = 9
f)
0,63 : 0,09 = 7
63/100 : 9/100 =
63/100 * 100/9 = 6300/900 = 7
g)
3 i 2/3 : 1/3 =
11/3 * 3/1 = 33/3 = 11
h)
0,007 : 0,01 = 0,7
7/1000 : 1/100 =
7/1000 * 100/1 = 700/1000 = 7/10
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Odpowiedź:
a)
0,8: 0,02 =
8/10 : 2/100 =
4/5 : 1/50 =
4/5 * 50/1 = 200/5 = 40
b)
3 i 1/4 : 1/4 =
13/4 * 4/1 = 52/4 =13
c)
0,9 : 0,3 = 3
lub
9/10 : 3/10 =
9/10 * 10/3 = 90/30 = 3
d)
3 : 1/5 =
3 * 5/1 = 15/1 = 15
e)
2 i 1/4 : 1/4 =
9/4 * 4/1 = 36/4 = 9
f)
0,63 : 0,09 = 7
lub
63/100 : 9/100 =
63/100 * 100/9 = 6300/900 = 7
g)
3 i 2/3 : 1/3 =
11/3 * 3/1 = 33/3 = 11
h)
0,007 : 0,01 = 0,7
lub
7/1000 : 1/100 =
7/1000 * 100/1 = 700/1000 = 7/10
Szczegółowe wyjaśnienie: