Question 1: A painter has 47 brushes, but she decides to round to the nearest 10 for ordering supplies. How many brushes does she have after rounding?

Answer: 50

Question 2: A mural design uses 62 tiles in one section. Round this number to the nearest 10 to estimate how many tiles are used in total if there are 3 similar sections.

Answer: 180

Question 3: A pattern artist arranges 135 beads in a row. Round this to the nearest 10. How many beads are approximately in the row?

Answer: 140

Question 4: A craftsman has 218 meters of wire. Round this length to the nearest 10. What is the approximate length of wire he has?

Answer: 220

Question 5: A designer creates a pattern with 385 squares in total. Round this number to the nearest 10. What is the estimate?

Answer: 390

Question 6: A mosaic uses 472 tiles. Round to the nearest 10 to estimate the total number of tiles if a similar mosaic is made with 5 sections.

Answer: 2360

Question 7: In creating a pattern, an artist uses 89 paint splashes. Round this to the nearest 10. How many splashes are there approximately?

Answer: 90

Question 8: A textile pattern features 153 threads in a row. Round this number to the nearest 10. What is the approximate number of threads?

Answer: 150

Question 9: A mural contains 289 tiles. Round this to the nearest 10. Estimate the number of tiles in 4 similar sections.

Answer: 1160

Question 10: A pattern designer estimates a design has 415 elements. Round to the nearest 10 for an approximate count. Then, explain why this rounding is useful in planning the production.

Answer: 420; Rounding helps estimate total elements for efficient planning and resource allocation.

Question 11: A student mistakenly rounds 138 to 140 instead of to 130. Identify this error and explain the correct rounding process for 138.

Answer: 138 rounds to 140 when rounding to the nearest 10 because 138 is closer to 140 than 130; the correct rule is to look at the units digit and round up if it's 5 or more.