Multiplication Using the Standard Algorithm (Generation Genius)

First estimate, then use the standard algorithm to solve. Show all of your work. 1. 233 × 2 Estimate: ________________ Solve using the algorithm: ________________

• Estimate: 500 Solve using the algorithm: 466

• Estimate: 400 Solve using the algorithm: 476

• Estimate: 450 Solve using the algorithm: 463

• Estimate: 600 Solve using the algorithm: 433

First estimate, then use the standard algorithm to solve. Show all of your work. 2. 1,493 × 8 Estimate: ________________ Solve using the algorithm: ________________

• Estimate: 12,000 Solve using the algorithm: 11,944

• Estimate: 14,000 Solve using the algorithm: 12,944

• Estimate: 1,600 Solve using the algorithm: 10,944

• Estimate: 15,000 Solve using the algorithm: 13,944

Solve using the standard algorithm. Show all of your work. 247 × 4 = ________________

• 988

• 948

• 1048

• 868

Tags

CCSS.4.NBT.B.5

Solve using the standard algorithm. Show all of your work. 13 × 23 = ________________

• 299

• 219

• 323

• 273

Tags

CCSS.4.NBT.B.5

A grocery store receives a supply of 73 cases of chocolate bars. Each case contains 84 bars. How many chocolate bars do they receive in total?

• 6,132

• 5,832

• 6,252

• 6,072

Tags

CCSS.5.NBT.B.5

Amie earns $854 a week at her job. How much does she earn in 47 weeks?

• $40,138

• $38,000

• $41,000

• $39,500

Tags

CCSS.4.NBT.B.5