MATH

Second Grade review: addition, subtraction, fact families, place value, arrays...

Eureka and Zearn Module 1

Multiplication and Division

• Concept: adding or combining EQUAL groups

• repeated addition

• Represent with arrays, pictures, or number lines

• DECOMPOSING: 4x7 = (4x2) + (4x5)

• Facts: x0, x1, x2, x3, x4, x5, x10

• Concept: dividing a total into equal groups

• Figuring how many are in a group

• repeated subtraction