Question
Luis spent 1 h 30 min on his History Project. He spent another 35 min on his Mathematics project.
  1. How much time did he spend on both projects?
  2. How much longer did he spend on his Science project than his Mathematics project?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Luis spent 1 h 30 min on his History Project. He spent another 35 min on his Mathematics project.
  1. How much time did he spend on both projects?
  2. How much longer did he spend on his Science project than his Mathematics project?