PLEASE SHOW STEP BY STEP ANSWER

Answer:
[See Below]
Step-by-step explanation:
✦ First we simplify the top:
✧ 6 - 3 = 3
✧ 10 + 3 = 13
✦ Now simplify the bottom:
✧ 2² = 4
✧ 4 x 4 = 16
✧ 16 - 1 = 15
✦ Now Divide:
✧ 13 / 15 = 0.867