180
Divide 5a and 180 by 5. a = 36
7 goes into 180 25 times, remainder 5.
0.0222
divide 180 by 12 using factors
Divide 180 by 2 until you hit 45. Divide 45 by three until you hit 5. Write them down. 2 x 2 x 3 x 3 x 5 = 180
180
Work out the difference between 180 and 171 (9) and divide that by 180. Multiply that by 100 to get the percentage difference (5%)
144 (find 4/5 of 180)
You divide 3600 by 100 and then multiply the answer to that by 5. In this instance, 5 percent of 3600 is equal to 180.
36
C = F-32 times 5, then divide by 9. (Water boils at 212 F. subtract 32 from 212 and you get 180. 180 X 5 = 900. Divide 900 by 9 and you get 100C.)