Learning goals: Teacher Facing Compare rational numbers without a context and express the comparisons using the terms “greater than,” “less than,” and “opposite” (orally and in writing). Comprehend that all negative numbers are less than all positive numbers. Order rational numbers from least to greatest, and explain (orally and through other representations) the reasoning. Full lesson plan (warm-up, activities, synthesis, cool-down prompt) from 6.7 Rational Numbers, Grade 6.