Chapter 2 Resource Masters - Macmillan/McGraw-Hill
Chapter 2 Resource Masters - Macmillan/McGraw-Hill
Chapter 2 Resource Masters - Macmillan/McGraw-Hill
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Copyright © <strong>Macmillan</strong>/<strong>McGraw</strong>-<strong>Hill</strong>, a division of The <strong>McGraw</strong>-<strong>Hill</strong> Companies, Inc.<br />
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Name<br />
2-3<br />
Name<br />
2NS2.1, 2MR2.2<br />
Reteach (2)<br />
Problem-Solving Strategy: Act It Out<br />
2NS2.1, 2MR2.2<br />
Reteach (1)<br />
Problem-Solving Strategy: Act It Out<br />
2-3<br />
<strong>Chapter</strong> <strong>Resource</strong>s<br />
Preparation: Counters are needed for this activity.<br />
Jeff likes to watch birds on the way to school. Today, he saw 5<br />
crows and 12 robins. How many birds did Jeff see?<br />
Solve. Use counters to act it out.<br />
1. Mary sees 1 dog, 4 bees, and 2 swans at the park.<br />
How many swans does she see?<br />
2 swans<br />
What do I know?<br />
Jeff saw 5 crows.<br />
Jeff saw 12 robins.<br />
What do I need to find out?<br />
How many birds did Jeff see?<br />
Understand<br />
Step 1<br />
Answers (Lesson 2-3)<br />
2. 7 cars are in the parking lot. 4 cars leave. 2 more come back.<br />
How many cars are there now?<br />
How will I find how many birds he saw?<br />
I can act it out using counters .<br />
Step 2<br />
Plan<br />
5 cars<br />
3. Mia saw 4 bears at the zoo. She saw 9 bears on TV.<br />
How many bears did she see in all?<br />
13 bears<br />
Act it out<br />
I can use red counters to stand for robins.<br />
I can use white counters for crows.<br />
Step 3<br />
Solve<br />
4. Kat has 5 balloons. 3 are red. The rest are blue.<br />
How many blue balloons are there?<br />
Copyright © <strong>Macmillan</strong>/<strong>McGraw</strong> <strong>Hill</strong>, a division of The <strong>McGraw</strong> <strong>Hill</strong> Companies, Inc.<br />
Grade 2 A7 <strong>Chapter</strong> 2<br />
2 blue balloons<br />
12 + 5 = 17<br />
5. There are 4 markers in the bin. Rick puts 5 more in the bin.<br />
How many markers are there altogether?<br />
9 markers<br />
Step 4 Look Back<br />
Check<br />
Did I act it out? yes<br />
Does my answer make sense? yes<br />
Grade 2 17 <strong>Chapter</strong> 2<br />
Grade 2 16 <strong>Chapter</strong> 2<br />
Answers
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