All Common Core: 4th Grade Math Resources
Example Questions
Example Question #571 : How To Multiply
Fill in the missing piece of the table.
To solve this problem we can set up a proportion and cross multiply to solve for our unknown.
First we cross multiply.
Then we divide each side by to isolate the .
Example Question #572 : How To Multiply
Fill in the missing piece of the table.
To solve this problem we can set up a proportion and cross multiply to solve for our unknown.
First we cross multiply.
Then we divide each side by to isolate the .
Example Question #1 : Use The Four Operations To Solve Word Problems Involving Various Measures: Ccss.Math.Content.4.Md.A.2
On Saturday Jake raked leaves for minutes and on Sunday he raked leaves for hours. In hours, how much total time did he spend raking on both Saturday and Sunday?
The first thing we need to do is put our minutes into hours because our final answer is asking for hours. We know that . We can set up a proportion and cross multiply to solve.
Then we can divide to isolate the .
Now we can add our hours together to find the total.
Example Question #2 : Use The Four Operations To Solve Word Problems Involving Various Measures: Ccss.Math.Content.4.Md.A.2
Matt studied for minutes everyday from Monday-Friday. How many total hours did he spend studying?
The first thing we need to do is put our minutes into hours because our final answer is asking for hours. We know that . We can set up a proportion and cross multiply to solve.
Then we can divide to isolate the .
Now we need to multiply because Matt studied for hours each day.
Example Question #171 : Ratio And Proportion
Today Jenny worked on homework for minutes when she got home from school and then worked on homework for hours after dinner. In minutes, what was the total time that Jenny spent working on homework?
The first thing we need to do is put our hours into minutes because our final answer is asking for minutes. We know that . We can set up a proportion and cross multiply to solve.
Then we can divide to isolate the .
Now we can add our minutes from before and after dinner together to find our total.
Example Question #172 : Ratio And Proportion
Jessica ran sprints for seconds, and Megan ran sprints for minutes. How many more minutes did Megan run than Jessica?
The first thing we need to do is put our seconds into minutes because our final answer is asking for minutes. We know that . We can set up a proportion and cross multiply to solve.
Then we can divide to isolate the .
Now we need to subtract to find our difference.
Example Question #5 : Use The Four Operations To Solve Word Problems Involving Various Measures: Ccss.Math.Content.4.Md.A.2
Joe’s school is feet from his house, and his classroom is another inches once he gets to the school. In inches, how far does he walk to his classroom?
The first thing we need to do is put our feet into inches because our final answer is asking for inches. We know that . We can set up a proportion and cross multiply to solve.
Then we can divide to isolate the .
Now we can add our inches together to find our total.
Example Question #6 : Use The Four Operations To Solve Word Problems Involving Various Measures: Ccss.Math.Content.4.Md.A.2
Tim has liters of soda. He pours milliliters into a glass and drinks it all. In milliliters, how much soda is left?
The first thing we need to do is put our liters into milliliters because our final answer is asking for milliliters. We know that . We can set up a proportion and cross multiply to solve.
Then we can divide to isolate the .
Now we can subtract to find out how much is left.
Example Question #75 : Measurement & Data
Sarah walked to the stop sign, and then to her friend’s house. In feet, how far did she walk?
The first thing we need to do is put our inches into feet because our final answer is asking for feet. We know that . We can set up a proportion and cross multiply to solve.
Then we can divide to isolate the .
Now we can add our feet together to find our total.
Example Question #76 : Measurement & Data
Avery has of juice. She pours into a pitcher. In , how much of the juice is not in the pitcher?
Because our systems of measurements are the same, the first thing we want to do is subtract.
Our answer is asking us for milliliters, so we need to convert into milliliters. We know that . We can set up a proportion and cross multiply to solve.
Then we can divide to isolate the .