Answer:
Step-by-step explanation:
For some read I can’t see the pictures
The answer is 10•11, if you look at the pattern, you don't have to solve the addition.
= 7/8 − 1/5
= ((7 × 5) − (1 × 8)) / (8 × 5)
= (35 - 8) / 40
= 27/40
SO, 27/40 minutes are NOT spend on instructions.
Hope I was able to help! :)
32 students in 1 row
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2 students in 16 rows
