The ratio ofcorresponding sides oftwo similar triangles are3:2. The sides of thelarger triangle are 15cm, 25 cm, and 10 cm.What are the lengths ofthe smaller triangle?Determine thepercent ofchange from15 yards to 18yards.A shirt that isnormally priced at$25.00 has beenmarked down to$18.00. By whatpercentage was theshirt reduced?A construction workerlooked at a blueprint todesign a house. Thescale was 1 cm : 2.5 ft.If the blue measuredthe house to be 26 cm,what is the actuallength of the house?On a map, thedistance from ontown to another is2 cm. What is theactual distance if 1cm is 3 km?A jacket waspurchased at$14.50. It wasmarked up to be soldat $58. By whatpercentage was thejacket increased?2/x =3/9Two similar trianglescorrespond. The smallertriangle has sides thatmeasure 10 cm, 4 cm,and 7 cm. The largertriangle has side lengthsthat measure 20 cm, 8cm, and 14 cm.Determine the scalefactor.The ratio ofcorresponding sides oftwo similar triangles are3:2. The sides of thelarger triangle are 15cm, 24 cm, and 27 cm.What are the lengths ofthe smaller triangle?A mom looked at ascale drawing of atown. The scale was1 cm : 9.5 ft. If themom measured 105cm, what is theactual size of thetown?The ratio ofcorresponding sides oftwo similar rectanglesare 1:2. The sides ofthe smaller rectangleare 3 cm wide, 5 cmlong. What are thelengths of the largerrectangle?A student used a mapto measure the distanceof a walking trail. Thescale was 1 cm : 3miles. If the studentmeasured 8.5 cm, whatis the actual length ofthe trail?a/42 =30/60Determinethe percentof changefrom $15.60to $11.702/15 =x/87Determine thepercent ofchange from100 acres to140 acres.A cell phone thatis originally $900has been markeddown to $250. Bywhat percentagewas the phonedecreased?Determinethe percent ofchange from125 cm to87.5 cm.5/7 =n/215/x =10/3Rectangle ABCD hasside lengths thatmeasure 6 m wide and12 m long. RectangleWXYZ has side lengthsthat measure 18 m wideand 36 m long. Are thetwo rectangles similar?Why or why not?2. The price of acan of beans wasreduced from$1.50 to $0.90. Bywhat percentagewas the canreduced?A movie theatre buyspopcorn for $0.10.They mark up theprice and sell it for$8.00. By whatpercentage is thepopcorn increased?Determine thepercent ofchange from1.6 hours to0.95 hours.An engineer isdesigning a bridgewith a scale of 1 in: 3yards. The actuallength of the bridge is50 yards. What is thelength of the model?The ratio ofcorresponding sides oftwo similar triangles are3:2. The sides of thelarger triangle are 15cm, 25 cm, and 10 cm.What are the lengths ofthe smaller triangle?Determine thepercent ofchange from15 yards to 18yards.A shirt that isnormally priced at$25.00 has beenmarked down to$18.00. By whatpercentage was theshirt reduced?A construction workerlooked at a blueprint todesign a house. Thescale was 1 cm : 2.5 ft.If the blue measuredthe house to be 26 cm,what is the actuallength of the house?On a map, thedistance from ontown to another is2 cm. What is theactual distance if 1cm is 3 km?A jacket waspurchased at$14.50. It wasmarked up to be soldat $58. By whatpercentage was thejacket increased?2/x =3/9Two similar trianglescorrespond. The smallertriangle has sides thatmeasure 10 cm, 4 cm,and 7 cm. The largertriangle has side lengthsthat measure 20 cm, 8cm, and 14 cm.Determine the scalefactor.The ratio ofcorresponding sides oftwo similar triangles are3:2. The sides of thelarger triangle are 15cm, 24 cm, and 27 cm.What are the lengths ofthe smaller triangle?A mom looked at ascale drawing of atown. The scale was1 cm : 9.5 ft. If themom measured 105cm, what is theactual size of thetown?The ratio ofcorresponding sides oftwo similar rectanglesare 1:2. The sides ofthe smaller rectangleare 3 cm wide, 5 cmlong. What are thelengths of the largerrectangle?A student used a mapto measure the distanceof a walking trail. Thescale was 1 cm : 3miles. If the studentmeasured 8.5 cm, whatis the actual length ofthe trail?a/42 =30/60Determinethe percentof changefrom $15.60to $11.702/15 =x/87Determine thepercent ofchange from100 acres to140 acres.A cell phone thatis originally $900has been markeddown to $250. Bywhat percentagewas the phonedecreased?Determinethe percent ofchange from125 cm to87.5 cm.5/7 =n/215/x =10/3Rectangle ABCD hasside lengths thatmeasure 6 m wide and12 m long. RectangleWXYZ has side lengthsthat measure 18 m wideand 36 m long. Are thetwo rectangles similar?Why or why not?2. The price of acan of beans wasreduced from$1.50 to $0.90. Bywhat percentagewas the canreduced?A movie theatre buyspopcorn for $0.10.They mark up theprice and sell it for$8.00. By whatpercentage is thepopcorn increased?Determine thepercent ofchange from1.6 hours to0.95 hours.An engineer isdesigning a bridgewith a scale of 1 in: 3yards. The actuallength of the bridge is50 yards. What is thelength of the model?

Proportional Bingo - Call List

(Print) Use this randomly generated list as your call list when playing the game. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.


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  1. G-The ratio of corresponding sides of two similar triangles are 3:2. The sides of the larger triangle are 15 cm, 25 cm, and 10 cm. What are the lengths of the smaller triangle?
  2. O-Determine the percent of change from 15 yards to 18 yards.
  3. B-A shirt that is normally priced at $25.00 has been marked down to $18.00. By what percentage was the shirt reduced?
  4. I-A construction worker looked at a blueprint to design a house. The scale was 1 cm : 2.5 ft. If the blue measured the house to be 26 cm, what is the actual length of the house?
  5. I-On a map, the distance from on town to another is 2 cm. What is the actual distance if 1 cm is 3 km?
  6. B-A jacket was purchased at $14.50. It was marked up to be sold at $58. By what percentage was the jacket increased?
  7. N-2/x = 3/9
  8. G-Two similar triangles correspond. The smaller triangle has sides that measure 10 cm, 4 cm, and 7 cm. The larger triangle has side lengths that measure 20 cm, 8 cm, and 14 cm. Determine the scale factor.
  9. G-The ratio of corresponding sides of two similar triangles are 3:2. The sides of the larger triangle are 15 cm, 24 cm, and 27 cm. What are the lengths of the smaller triangle?
  10. I-A mom looked at a scale drawing of a town. The scale was 1 cm : 9.5 ft. If the mom measured 105 cm, what is the actual size of the town?
  11. G-The ratio of corresponding sides of two similar rectangles are 1:2. The sides of the smaller rectangle are 3 cm wide, 5 cm long. What are the lengths of the larger rectangle?
  12. I-A student used a map to measure the distance of a walking trail. The scale was 1 cm : 3 miles. If the student measured 8.5 cm, what is the actual length of the trail?
  13. N-a/42 = 30/60
  14. O-Determine the percent of change from $15.60 to $11.70
  15. N-2/15 = x/87
  16. O-Determine the percent of change from 100 acres to 140 acres.
  17. B-A cell phone that is originally $900 has been marked down to $250. By what percentage was the phone decreased?
  18. O-Determine the percent of change from 125 cm to 87.5 cm.
  19. N-5/7 = n/21
  20. N-5/x = 10/3
  21. G-Rectangle ABCD has side lengths that measure 6 m wide and 12 m long. Rectangle WXYZ has side lengths that measure 18 m wide and 36 m long. Are the two rectangles similar? Why or why not?
  22. B-2. The price of a can of beans was reduced from $1.50 to $0.90. By what percentage was the can reduced?
  23. B-A movie theatre buys popcorn for $0.10. They mark up the price and sell it for $8.00. By what percentage is the popcorn increased?
  24. O-Determine the percent of change from 1.6 hours to 0.95 hours.
  25. I-An engineer is designing a bridge with a scale of 1 in: 3 yards. The actual length of the bridge is 50 yards. What is the length of the model?