Convert:
248 seconds = ____ minutes ____ seconds
60 seconds = 1 minute 248 seconds = 240 seconds + 8 seconds 240 seconds = 4 minutes 248 seconds = 4 minutes + 8 seconds
68 seconds = _ minutes _ seconds
Convert 4 hours 45 minutes 3 seconds to seconds
Convert 140 seconds to minutes.
Convert 4 hours 45 minutes to seconds.