Выбери верные ответы

Вычисли и сравни.

1. \(34+36\) [ \(\gt\) | \(\lt\) | \(=\) ] \(42+44\) .
2. \(26+45\) [ \(\gt\) | \(\lt\) | \(=\) ] \(40+31\) .
3. \(39-20\) [ \(\gt\) | \(\lt\) | \(=\) ] \(11+8\) .