420 - 210 = 210
630 - 420 = 210
840 - 630 = 210
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420/2 = 210 210/2 = 105
The LCM of 60 and 210 is 420.
420 ÷ 2 = 210
Half of 420 is 210. To find half of a number, you divide it by 2. In this case, 420 divided by 2 equals 210. This is because division is the inverse operation of multiplication, and dividing by 2 is the same as multiplying by 0.5.
70, 140, 210, 280, 350, 420