Предмет: Математика, автор: SuperStar200

Приведите дроби к наименьшему общему знаменателю:
ПОМОГИТЕ! Очень надо!

1) 5/9 и 7/18
2) 1/2 и 1/3
3) 5/7 и 1/6
4) 6/11 и 4/9
5) 7/18 и 1/6
6)5/7 и 3/4
7) 2/3, 2/15 и 4/5
8) 1/4, 5/7 и 9/28
9) 1/2, 1/9 и 5/6
10) 1(целая)3/4 и 3(целых)5/12
11) 1(целая)7/20 и 2(целых)3/50
12) 6(целых)7/100 и 4(целых) 9/10

Ответы

Автор ответа: ViktorNikiforov
0
1.) 5/9 и7/18
Ответ:18 10/18 и 7/18
2.)1/2 и 1/3
Ответ:6 3/6 и 2/6
3.)5/7 и 1/6
Ответ:42 30/42 и 7/42
4.)6/11 и 4/9
Ответ:99 54/99 и 44/99
5.)7/18 и 1/6
Ответ:18 7/18 и 3/18
6.)5/7 и 3/4
Ответ:28 20/28 и 21/28
7.)2/3 и 2/15 и 4/5
Ответ:15 10/15 и 2/15 и 12/15
8.)1/4 и 5/7 и 9/28
Ответ:28 7/28 и 20/28 и 9/28
9.)1/2 и 1/9 и 5/6
Ответ:18 9/18 и 2/18 и 15/18
10.)1(целая)3/4 и 3(целых)5/12
Ответ:12 1(целая)9/12 и 3(целых)5/12
11.)1(целая)7/20 и 2(целых)3/50
Ответ:100 1(целая)35/100 и 2(целых)6/100
12.)6(целых)7/100 и 4(целых) 9/10
Ответ:100 6(целых)7/100 и 4(целых)90/100
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