Standard Mathematics Primary 3 Addition and Subtraction

During a 3-day book fair, Sembawang Primary School sold 4 285 books on Friday. On Saturday, the school sold 658 fewer books than on Friday. On Sunday, the school sold 1 094 more books than on Saturday. How many books did the school sell over the three days altogether?

A 15 265
B 12 633
C 13 291
D 9 006
Show Worked Solution

Worked Solution

Step 1: Find the books sold on Saturday. Saturday = 4 285 − 658 = 3 627 books. Step 2: Find the books sold on Sunday (anchored to Saturday). Sunday = 3 627 + 1 094 = 4 721 books. Step 3: Find the total over the three days. Total = 4 285 + 3 627 + 4 721 = 12 633 books. Answer: 12 633

Correct answer: 12 633

Want more questions like this? Superholic Lab has 10,000+ MOE-aligned questions with full worked solutions.

Start Free Trial — 7 Days Free