31.5 (get 1/10 of 840, then get 3/4 of that, then get 1/2 of that)
You seem to be unaware of the fact that you could have obtained the answer much more easily and quickly by using the calculator that comes as part of your computer. 3/4 * 840 = 630.
3 * 840 = 2520
280 times 3 is equal to 840.
0.0036
840 * .75 = 630
Yes. 840 is evenly divisible by three.
3 quarters add 3 quarters = 6
3 and 3 quarters?3 3/4 = 15/415 quarters
2520
The LCM is 840.
3 quarters!