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some students traveled by train airplane or boat during the summer this bar graph shows how many students used each type of travel alright let's look at this thing alright so it tells us that five students traveled by train it tells us that ten students traveled by airplane and two students traveled by boat and then we're asked how many more students traveled by airplane than boat let's see ten students traveled by airplane two traveled by boat so how many more is 10 and then two well we could figure that out by saying well what's 10 minus 2 so 10 minus 2 is going to be equal to 8 8 more students traveled by airplane than by boat and you could even see it in the bar graph that if you wanted to go from the two who went traveled by boat to the 10 who traveled by airplane you would have to add one two three four five six seven eight so eight more traveled by airplane than by boat let's keep going sunny Rover and Buster buried sunny Rover and Buster buried bones in the backyard or in the yard this bar graph shows how many bones each dog buried all right so sunny buried 10 bones Rover buried three bones Buster buried seven bones how many fewer bones did Rover bury than sunny let's see Rover married three bones sunny buried ten bones so how many fewer is three than ten we'll go from 10 to 3 you have to take away 7 10 minus 7 is 3 or 10 minus 3 7 1 2 3 4 5 6 7 so Rover buried 7 fewer bones than sunny 10 minus 3 is 7 the difference here is 7 7 let's do one more of these let's do one more the weather in November was sunny cloudy or rainy this bar graph shows the number of days of each kind of weather alright so we have 18 days of 18 sunny days in November we have 7 cloudy days in November and we have 5 rainy days in November how many rainy days were there in November well I just said it look at the rainy category and this bar graph shows us it goes all the way up to 5 there were 5 rainy days in November we got it right