Instant feedback.
Always show your work when asked.
https://youtu.be/N-Y0Kvcnw8g (video for extra help)
2/9 + 1/3 =
7/8 - 1/2
Sample Answer: 1/2 of a pizza
Sample Answer: 1/2 of the questions
Sample Answer: 1/2 of the newspapers
Sample Answer: Dylan 2 1/3 miles ; Sonia 1 1/4 miles
Sample Answer: 1/2 + 2/3