Question
Peter spent 1 h 20 min on his Science Project. He spent another 35 min on his Chinese project.
  1. How much time did he spend on both projects?
  2. How much longer did he spend on his Science project than his Chinese project?
4 m
(a)

Click button first when a symbol is required. X

(b)

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Peter spent 1 h 20 min on his Science Project. He spent another 35 min on his Chinese project.
  1. How much time did he spend on both projects?
  2. How much longer did he spend on his Science project than his Chinese project?