Analyze the Homestead Act (1862), the Mormon migration (1846–1869), and overland-trail women's and children's daily life
Exercise Difficulty 2 ~6 min hist.g4.s.ex_35

Section Grid Math

Prompt

On section-grid manipulative: (1) Mark 1/4 section. How many acres? (2) Mark 1/8 section. How many acres? (3) Mark 1/2 section. How many acres?

How it's presented
mode manipulative and math prompt audio ID audio.g4s.ex 35.stem
Answer criteria
type compute
correct
1/4 × 640 = 160 acres; 1/8 × 640 = 80 acres; 1/2 × 640 = 320 acres
Hints
  1. Full section = 640 acres
  2. Homestead Act granted 1/4 section
Misconceptions to watch
  • Confusing acres with square miles
  • Arithmetic errors