Write the missing digits to complete the standard algorithm.
A car moves at a speed of 65 miles per hour. How far will it travel in 10 hours?
It takes 48 minutes for a car to be cleaned at a carwash. How many minutes does it take to clean 31 cars?
An elementary school has 64 classes with 58 students in each class. Calculate the total number of students. Round your answer to the nearest hundred.
The standard algorithm is a quick way to solve multiplication calculations. Which student has correctly started the standard algorithm for this calculation?