4 Kontrolnaia Rabota Po Matematike 3 Klass 2 Chetvert Shkola Rossii ✓

When the bell rang, Seryozha handed in his paper with a small smile. He didn’t need to wait for the grade to know that the second quarter was going to end on a high note. He walked out into the hallway, already thinking about the snowy football game they’d play during recess.

Seryozha sat at his desk, staring at his sharpened pencil. He had spent all week practicing and division with remainders . He knew the "School of Russia" curriculum inside out, but his stomach still felt like it was doing gymnastics. When the bell rang, Seryozha handed in his

was geometry—finding the perimeter of a complex shape. He remembered the formula: P = (a + b) × 2 . He drew the rectangle neatly, his ruler clicking against the wooden desk. Seryozha sat at his desk, staring at his sharpened pencil