Subtraction3-3 Digit & 4-4 Digit With regrouping | Mystery Picture Activities. Subtraction3-3 Digit & 4-4 Digit With regrouping | Mystery Picture Activities. Infused with dual-format printables (color + B&W), targeted practice, answer keys, learning games, coloring, cut-and-paste activities, writing prompts, this resource carries the same attention to detail found across our entire collection. GROWTH MINDSET • SEL SUPPORT • NO PREPWHY YOU’LL LOVE THIS RESOURCE:✅ Story-driven and emotionally upli