Dodawanie, odejmowanie, dzielenie, możenie na uławkach wypisz po 5 przykładów z każdego (ułamki zwykłe)
Dodawanie:
3/5 + 3/5 = 6/5 = 1 cała i 1/5
1/10 + 1/10 = 2/10 = 2/5
6/20 + 2/20 = 8/20
1/5 + 2/5 = 3/5
71/100 + 24/100 = 95/100
Odejmowanie:
4/5 - 2/5 = 2/5
7/10 - 3/10 = 4/10
90/100 - 80/100 = 10/100 = 1/10
2/4 - 1/4 = 1/4
4/7 - 1/7 = 3/7
Dzielenie:
5/6 : 6/5 = 6/5 x 5/6 < skracamy > = 1
2/4 : 4/2 = 4/2 x 2/4 < skracamy > = 1
3/5 : 5/3 = 5/3 x 3/5 < skracamy> = 1
12/6 : 6/12 = 6/12 x 12/6 < skracamy > = 1
6/8 : 8/6 = 8/6 x 6/8 < skracamy > = 1
Mnożenie:
3/4 x 2/3 = 6/12 = 1/2
2/4 x 2/4 = 4/16 = 1/4
6/12 x 1/2 = 6/24 = 1/4
5/10 x 1 = 5/10 = 1/2
5/6 x 2/3 = 10/18
Dodawanie :
a) 4/3 + 5/3 = 9/3 = 3
b) 5/2 + 3/2 = 8/2 = 4
c) 4/12 + 24/12 = 28/12 = 2 całe 4/12 = 2 całe 1/3
d) 1/6 + 2/6 = 3/6
e) 3/4 + 8/4 = 11/4 = 2 całe 3/4
a) 9/4 - 3/4 = 6/4 = 1 cała 2/4 = 1 cała 1/2
b) 5/5 - 1/5 = 4/5
c) 16/4 - 4/4 = 12/4 = 3
d) 8/7 - 7/7 = 1/7
e) 88/98 - 78/98 = 10/98 = 5/49
a) 1/3 * 1/2 = 1/6
b) 4/2 * 3/4 = 12/8 = 1 cała 4/8 = 1 cała 1/2
c)3/5 * 5/3 = 15/15 = 1
d) 8/9 * 3/2 = 24/18 = 1 cała 6/18 = 1 cała 1/3
e) 2/3 * 4/7 = 8/21
a) 2/3 : 4/6 = 2/3 * 6/4 = 12/12 = 1
b) 3/5 : 3/5 = 3/5 * 5/3 = 15/15 = 1
c) 4/5 : 6/3 = 4/5 * 3/6 = 12/30 = 2/5
d) 9/8 : 2/1 = 9/8 * 1/2 = 9/16
3) 6/9 : 1/3 = 6/9 * 3/1 = 18/9 = 2
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Dodawanie:
3/5 + 3/5 = 6/5 = 1 cała i 1/5
1/10 + 1/10 = 2/10 = 2/5
6/20 + 2/20 = 8/20
1/5 + 2/5 = 3/5
71/100 + 24/100 = 95/100
Odejmowanie:
4/5 - 2/5 = 2/5
7/10 - 3/10 = 4/10
90/100 - 80/100 = 10/100 = 1/10
2/4 - 1/4 = 1/4
4/7 - 1/7 = 3/7
Dzielenie:
5/6 : 6/5 = 6/5 x 5/6 < skracamy > = 1
2/4 : 4/2 = 4/2 x 2/4 < skracamy > = 1
3/5 : 5/3 = 5/3 x 3/5 < skracamy> = 1
12/6 : 6/12 = 6/12 x 12/6 < skracamy > = 1
6/8 : 8/6 = 8/6 x 6/8 < skracamy > = 1
Mnożenie:
3/4 x 2/3 = 6/12 = 1/2
2/4 x 2/4 = 4/16 = 1/4
6/12 x 1/2 = 6/24 = 1/4
5/10 x 1 = 5/10 = 1/2
5/6 x 2/3 = 10/18
Dodawanie :
a) 4/3 + 5/3 = 9/3 = 3
b) 5/2 + 3/2 = 8/2 = 4
c) 4/12 + 24/12 = 28/12 = 2 całe 4/12 = 2 całe 1/3
d) 1/6 + 2/6 = 3/6
e) 3/4 + 8/4 = 11/4 = 2 całe 3/4
Odejmowanie:
a) 9/4 - 3/4 = 6/4 = 1 cała 2/4 = 1 cała 1/2
b) 5/5 - 1/5 = 4/5
c) 16/4 - 4/4 = 12/4 = 3
d) 8/7 - 7/7 = 1/7
e) 88/98 - 78/98 = 10/98 = 5/49
Mnożenie:
a) 1/3 * 1/2 = 1/6
b) 4/2 * 3/4 = 12/8 = 1 cała 4/8 = 1 cała 1/2
c)3/5 * 5/3 = 15/15 = 1
d) 8/9 * 3/2 = 24/18 = 1 cała 6/18 = 1 cała 1/3
e) 2/3 * 4/7 = 8/21
Dzielenie:
a) 2/3 : 4/6 = 2/3 * 6/4 = 12/12 = 1
b) 3/5 : 3/5 = 3/5 * 5/3 = 15/15 = 1
c) 4/5 : 6/3 = 4/5 * 3/6 = 12/30 = 2/5
d) 9/8 : 2/1 = 9/8 * 1/2 = 9/16
3) 6/9 : 1/3 = 6/9 * 3/1 = 18/9 = 2