Answer Key

Grade 7 · Mind Stretch

1. 1. Find the Sum: 32 · 29 · 27
2. 2. Shape Sums: 🔺 = 1, 🔷 = 5, ⭐ = 12 · ⭐ = 3, 🟢 = 1, 🔺 = 9
3. 3. Fraction Workout: 3/5 = 12/20 · 2/3 = 6/9 · 2/8 < 3/5 · 1/3 = 2/6 · 4/3 > 4/6
4. 4. Line It Up: 469399 + 160478 = 629877 · 571 × 31 = 17701 · 127267 − 121091 = 6176 · 765430 − 419631 = 345799