wikiHow Long Multiplication Practice Problems 1. 789 x 456 2. 123 x 789 3. 456 x 123 4. 654 x 321 5. 321 x 654 6. A farmer has 5 fields that he plants with 200 seeds per field. How many seeds has the farmer planted in total? 7. A toy store sells 20 toy cars per day. How many toy cars will the store sell in a week if the store is open 7 days a week? 8. A book costs $12 and you want to buy 3 books. How much money will you need to pay for all the books? 9. If you earn $10 per hour and work for 8 hours a day, how much money will you earn in a week if you work 7 days a week? 10. A recipe requires 2 cups of sugar for each batch of cookies and you want to make 4 batches. How many cups of sugar will you need in total? Answer key: 1. 789 x 456 = 360,924 2. 123 x 789 = 97,247 3. 456 x 123 = 55,388 4. 654 x 321 = 210,334 5. 321 x 654 = 210,434 6. 5 fields x 200 seeds/field = 1000 seeds 7. 20 toy cars x 7 days/week = 140 toy cars 8. $12 x 3 books = $36 9. $10/hour x 8 hours/day x 7 days/week = $560 10. 2 cups/batch x 4 batches = 8 cups Page