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PlayOwl

Mathematics · Grade 2

Solve One- and Two-Step Problems

Learners solve story problems within 100 by drawing bar (tape) diagrams and writing equations with a symbol for the unknown, wherever the unknown is, including tricky compare stories. They plan and solve two-step problems, then check that their answers make sense in the story.

  • 3 lessons
  • About 65 minutes
  • Problem solving check: 8 questions
  • Ways to answer: fill in the blanks, choose an answer, match pairs, type a number, put in order and true or false
See plans Included with Family, Teacher and School plans. Open in PlayOwl

What learners will discover

  • Represent a one-step story problem within 100 with a bar diagram and an equation with a symbol for the unknown, and solve it, including compare problems.
  • Plan and solve two-step story problems within 100.
  • Choose the equation that matches a story and check whether an answer makes sense.

Lessons

  1. Bar diagrams and unknowns 5 steps3 practiceabout 22 min
  2. Two-step problems 5 steps3 practiceabout 22 min
  3. Does it make sense? 5 steps2 practiceabout 21 min
  4. Problem solving check 8 questions at the end

Keep exploring

Games to practice with

  • Number-Line HopHelp the frog hop to the right number — from counting to negative fractions.
  • Paint by AnswersSolve each space, dip your brush and watch a picture come to life.
  • Place-Value WorkshopBuild numbers with rods and cubes — and trade ten ones for a ten.

More 2nd grade math

Guide for grown-ups