In this addition and subtraction worksheet, students analyze a math sentence such as: 16+2 = 12-6. Students solve the problems on each side of the equal sign, and mark "true" if the answers are the same and "false" if they are different....

Third graders problem solve using fraction strips. In this adding fractions lesson plan, 3rd graders create fraction strips to help identify fractional sizes (fourths, eighths, thirds) and to solve word problems.