https://www.khanacademy.org/math/cc-fourth-grade-math/division/multi-step-word-problems/e/multi-step-estimation-word-problems 2024-01-22T04:07:54.567327614Z 2-step estimation word problems Use estimation to solve multi-step word problems involving addition, subtraction, multiplication, and division. Lindsay exercise https://www.khanacademy.org/math/cc-fourth-grade-math/division/multi-step-word-problems/e/represent-multi-step-word-problems-using-equations 2026-04-30T18:30:41.846286703Z Represent multi-step word problems using equations Represent multi-step word problems using equations with a letter standing for the unknown quantity. Equations include addition, subtraction, multiplication, and division. Lindsay exercise https://www.khanacademy.org/math/cc-fourth-grade-math/division/multi-step-word-problems/e/multi-step-word-problems-with-whole-numbers 2026-04-30T20:20:55.724408584Z Multi-step word problems with whole numbers Solve multi-step word problems using any of the four basic operations. Interpret remainders and their effect on the quotient. Justin Helps exercise