With the rapid development of online education in recent years, there has been an increasing number of learning platforms that provide students with multi-step questions to cultivate their ...

Most math teachers also reported difficulty teaching multi-step word problems, which can take students longer to decode.

An improved particle swarm optimization algorithm to solve multi-objective optimization problems is proposed, called MoMPSO. Firstly, Simulated annealing is incorporated to Particle swarm optimization ...