8/13 = 40/65
2/5 = 26/65
40/65 - 26/65 = ?
monica spent 8/13 hours listening to tapes of beethoven and brahms. she spent 2/5 hours listening to beethoven. how many hours were spent listenign to brahms
1 answer
1 answer
3 answers
1 answer
1 answer
6 answers