Question

Pliss szybko
Uzupełnij brakujące liczby i wykonaj obliczenia
1/2 + 3/4 = ?/4 + ?/4 = ?/4
1/3 + 5/6 = ?/6 + ?/6 = ?/6
3/5 + 3/4 = ?/20 + ?/20
5/6 + 8/9 + ?/18 + ?/?
5/7 + 4/5 = ?/35 + ?/?
7/8 + 7/11 = ?/88
7/10 + 8/9 = ?/90 + ?/?
7/5 + 5/12 = ?/60 + ?/?
Uzupełnij obliczenia
5/6 - 9/12 = ?/12 - ?/12 = ?/?
15/16 - 3/4 = ?/16 - ?/16 = ?/?
19/21 - 1/7 = ?/16 - ?/16 = ?/?
5/6 - 3/8 = ?/24 - ?/24 = ?/?
5/9 - 7/18 = ?/36 - ?/36 = ?/18
7/8- 5/7 = ?/56 - ?/? = ?/?

Answer 1

Answer 2