Scale drawings: real length and drawn length

Answer Key - Grade 7 Math Worksheet - Building Confidence

Circle the best answer, or write your answer on the line.

1. 1.

   Scale row 1 | 50, then row 6 | ?, with the arrow × 6 beside both columns. Milo's park map has the scale 1 cm : 50 m. The pond path is 6 cm on the map. The table's next row is × 6. How many meters long is the real path?

   300
2. 2.

   Scale row 1 | 2, then row 3 | ?, with the arrow × 3 beside both columns. Kira draws a bedroom plan at 1 inch : 2 feet. The bed is 3 inches long on the plan. The table's next row is × 3. How many feet long is the real bed?

   6
3. 3.

   Scale row 1 | 8, then row 7 | ?, with the arrow × 7 beside both columns. Ari's model train is built at 1 inch : 8 feet. One train car is 7 inches long. The table's next row is × 7. How many feet long is the real car?

   56
4. 4.

   Scale row 1 | 2, then row 9 | ?, with the arrow × 9 beside both columns. Zee's bike map has the scale 1 cm : 2 km. The lake trail is 9 cm on the map. The table's next row is × 9. How many km long is the real trail?

   18
5. 5.

   Jun draws a blue whale for a class poster at 1 inch : 10 feet (it barely fits). The whale is 9 inches long on the poster. How many feet long is the real whale?

   90
6. 6.

   Noah's town map uses the scale 1 cm : 100 m. The walk from school to the library is 500 m. How many cm long is that walk on the map?

   5
7. 7.

   Kira's map has the scale bar shown. The river bike trail is 11 cm long on the map. How many km long is the real trail?

   22
8. 8.

   Ari's campground map has the scale bar shown. The path from the tent to the lake is 7 cm on the map. How many meters is the real path?

   350
9. 9.

   Jun rides the train between two towns, snacks packed. On the map with the scale bar shown, the track is 8 cm long. How many km long is the real track?

   80
10. 10.

    Bo draws the library reading room plan shown, beanbags and all. How many meters wide is the real room?

    12