Question 1 Report
Simplify (23−15)−13of253−1112
7
3
Answer Details
23−15 2 3 − 1 5 = 10−315 10 − 3 15 = 715 7 15 13 1 3 Of 25 2 5 = 13 1 3 x 25 2 5 = 25 2 5 (23−15 2 3 − 1 5 ) - 13 1 3 of 25 2 5 = 715−215 7 15 − 2 15 = 13 1 3 3 - 1112 1 1 1 2 = 3 - 23 2 3 = 73 7 3 23−15of2153−1112 2 3 − 1 5 of 2 15 3 − 1 1 1 2 = 1373 1 3 7 3 = 13 1 3 x 37 3 7 = 17