Lesson Steps:

1. You need to multiply 4x9, this equals 36.
2. Then you need to subtract the 9 from 39, 39-9=30
3. The you need to multiply 30x4, this equals 120
4. Then lastly you take the sum of step 1 and step 3 and add them together, 36+120, and this equals 156.

Answer:

156

Grade: 3
Level: Primary
Subject: Math
Topic: Multiplication