Solve each story problem. Show your thinking using drawings, numbers, or words.
- Lin has 31 sunflower seeds. She gives 15 to Priya. How many seeds does Lin have now?
- Noah makes a design with yellow and blue corn seeds. He uses 37 seeds in all. He uses 28 yellow seeds. How many blue seeds does he use?
- Elena gathers 50 pumpkin seeds. Andre collects 23 fewer pumpkin seeds than her. How many seeds does Andre collect?