days; students must find how long it takes them working together ( Problems involving distance, speed, and time (
The test often includes complex tasks involving movement or joint work: For example, one crew repairs of road in days and another in days; students must find how long it takes
Arithmetic operations (multiplication and division) with numbers greater than the (Grade 4
Solving equations that require simplification before finding the unknown (e.g., days; students must find how long it takes
In the 4th grade Peterson mathematics curriculum, the (Grade 4, Control Work 1) specifically emphasizes measurement values (величины).