Topic H: Multiplication of two-digit by two-digit numbers

Topic H includes lessons 34-38. "Multiply two-digit multiples of 10 by two-digit numbers using a place value chart. Multiply two-digit multiples of 10 by two-digit numbers using the area model. Multiply two-digit by two-digit numbers using four partial products. Transition from four partial products to the standard algorithm for two-digit by two-digit multiplication." Eureka Math/EngageNY (c) 2015