Question

Add 2 1/4 hours to 6 hours 20 minutes please show the work

Answer 1

2 1/4 hours = 2 hours and 15 minutes
1/4 hours= 15 minutes because 15 goes into 60 four times
2 hours and 15 minutes + 6 hours and 20 minutes
2+6=8 hours
15+20=35 minutes
8 hours and 35 minutes is your final answer

Answer 2

Answer:

8h 35min

Step-by-step explanation:

$1h=60min\to\dfrac{1}{4}h=\dfrac{1}{4}(60min)=15min\\\\2\dfrac{1}{4}h=2h\ 15min\\\\2\dfrac{1}{4}h+6h\ 20min=2h\ 15min+6h\ 20min=(2+6)h+(15+20)min=8h\ 35min$