290 ÷ 40 = 7 with remainder 10
420/60 = 7 times
40
7 with remainder 40.
It can go in 5 times: 40 x 5 = 200 Remainder: 7
327 ÷ 40 = 8 with remainder 7 OR 8.175 times.
7 with remainder 40.
600/40 = 15 times
7.175
40 goes into 127 three whole times, after which there's 7 left over.
To calculate the total number of seconds in 7 minutes and 40 seconds, you first convert the 7 minutes to seconds. Since there are 60 seconds in a minute, 7 minutes is equal to 7 x 60 = 420 seconds. Adding the additional 40 seconds to this gives a total of 420 + 40 = 460 seconds in 7 minutes and 40 seconds.
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