Thinkster is proud to announce the acquisition of AI EdTech company SelectQ.io as part of our family post acquisition.
See Press Release for Details

Estimation

Understanding estimation techniques using different properties of operations.

Mapped to CCSS Section# 4.OA.A.3

Solve multistep word problems posed with whole numbers and having whole-number answers using the four operations, including problems in which remainders must be interpreted. Represent these problems using equations with a letter standing for the unknown quantity. Assess the reasonableness of answers using mental computation and estimation strategies including rounding.
Try Sample Question