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420 - 42 = 378
420-42 = 378
7/20 minus 1/42 = 137/420
420 minus 60 is 360.
42 is 10% of 420.
1400 minus 420 equals 980
420
420-42-42-420
The LCM of 60 and 42 is 420.
42 x 10 = 420
There are .42 amps in 420 mA. Equation 420/1000 = .42 amps
420 ÷ 10 = 42