Step 1::
Step 1: Read the entire problem: An orchard has 637 apple trees. 360 of the trees grow green apples. How many of the trees grow red apples?
Step 2::
Step 2: Rewrite the question in sentence form, leaving a space for the answer. (Leave space for the model.) ______ apple trees grow red apples.
Step 3::
Step 3: Determine who and/or what is involved in the problem. Orchard’s apple trees
Step 4::
Step 4: Draw the unit bar(s). Orchard’s apple trees
Step 5::
Step 5: Chunk the problem, adjust the unit bars, and fill in the question mark. G R Orchard ’ s apple trees 637 360 ?
Step 6::
Step 6: Correctly compute and solve the problem. 360 + N = 637 637 – 360 = ? 637 – 300 = 337 337 – 60 = 277 Check: 360 + 277 = 300 + 200 = 500 60 + 70 = 130 500 + 130 + 7 = 637
Step 7::
Step 7: Write the answer in the sentence, and make sure the answer makes sense. 277 trees grow red apples.