Double Number Line Task Cards

Task Card #1 Four bottles of fruit juice cost $7.00. Use the double number line diagram to show your work for part a, b, and c. Show the math calculations you performed to fill in the total double number line diagram and solve all parts of the problem. a.) How much does it cost for one bottle of fruit juice? b.) How much would it cost for 9 bottles of fruit juice at this rate? c.) If you spent $19.25 at this rate, how many bottles of fruit juice did you buy?

Task Card #2 Six containers of yogurt cost $4.50. Use the double number line diagram to show your work for part a, b, and c. Show the math calculations you performed to fill in the total double number line diagram and solve all parts of the problem. a.) How much money does one container of yogurt cost? b.) At this rate, how much does 7 containers of yogurt cost? c.) If you spent $11.25 at this rate on yogurt, how many containers did you buy?

Task Card #3 Three album downloads cost $35.85. Use the double number line diagram to show your work for part a, b, and c. Show the math calculations you performed to fill in the total double number line diagram and solve all parts of the problem. a.) How much does one album download cost? b.) At this same rate, how much does 5 album downloads cost? c.) If you spent $131.45 at this same rate, how many album downloads do you have?

Task Card #4 Dennis walks 108 feet every 8 seconds. Use the double number line diagram to show your work for part a, b, and c. Show the math calculations you performed to fill in the total double number line diagram and solve all parts of the problem. a.) How many feet per second did Dennis walk? b.) At this same rate, how many feet did Dennis walk in 6 seconds? c.) When Dennis walked 202.5 feet at this rate, how many seconds did it take him?

Task Card #5 Carlos raised $24 for walking 2 miles. Use the double number line diagram to show your work for part a, b, and c. Show the math calculations you performed to fill in the total double number line diagram and solve all parts of the problem. a.) How much money did Carlos raise per mile? b.) When Carlos walked 8 miles at this rate, how much money did he raise? c.) Carlos raised $144 walking at the same rate. How many miles did he walk?

Task Card #6 A laser printer prints 45 pages in 3 minutes. Use the double number line diagram to show your work for part a, b, and c. Show the math calculations you performed to fill in the total double number line diagram and solve all parts of the problem. a.) How many pages per minute does the laser printer produce? b.) At this rate, how many pages does the laser printer produce in 8 minutes? c.) If the laser printer produced 48 pages at the same rate, how many minutes did this take?

Task Card #7 Nour burned 240 calories by walking 4 miles. Use the double number line diagram to show your work for part a, b, and c. Show the math calculations you performed to fill in the total double number line diagram and solve all parts of the problem. a.) How many calories per mile did Nour burn? b.) At this same rate, how many calories did Nour burn in 7 miles? c.) When Nour burned 660 calories at this rate, how many miles did she walk?

Task Card #8 Krista paid $7.50 for 3 boxes of popcorn. Use the double number line diagram to show your work for part a, b, and c. Show the math calculations you performed to fill in the total double number line diagram and solve all parts of the problem. a.) How much does the popcorn cost per box? b.) At this same rate, how much does 7 boxes of popcorn cost? c.) If you spent $30 at this same rate, how many boxes of popcorn do you have?

Task Card #9 Tom traveled 210 miles in 3 hours. Use the double number line diagram to show your work for part a, b, and c. Show the math calculations you performed to fill in the total double number line diagram and solve all parts of the problem. a.) How many miles per hour did Tom travel? b.) At this rate, how many miles can Tom travel in 5 hours? c.) If Tom traveled 840 miles at this rate, how many hours did he travel?

Task Card #10 Grant sold 3 T-shirts for the math club for $24. Use the double number line diagram to show your work for part a, b, and c. Show the math calculations you performed to fill in the total double number line diagram and solve all parts of the problem. a.) How much did it cost per T-shirt? b.) When Grant sold 8 T-shirts at this rate, how much money did he make? c.) When Grant sold $120 worth of T-shirts at this rate, how many T-shirts did he sell?