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 />
Name<br />
2NS2.2<br />
Reteach<br />
Doubles<br />
2-4<br />
2MR2.2<br />
Enrich<br />
Missing Information<br />
2-3<br />
<strong>Chapter</strong> <strong>Resource</strong>s<br />
Addends that are the same are called doubles.<br />
Ginny’s Gems<br />
Answers (Lessons 2-3 and 2-4)<br />
addend addend<br />
6<br />
Ginny collects shiny beads. She keeps them in round boxes and<br />
square boxes. All the round boxes have the same number of<br />
beads in them. All the square boxes have the same number of<br />
beads in them. Look at the clues to find out how many beads are in<br />
each box.<br />
3 + 3 =<br />
= 14 beads<br />
+<br />
Add. Use doubles.<br />
1. 4 + 4 = 8 2. 6 + 6 = 12<br />
= 12 beads<br />
+<br />
= 22 beads<br />
+<br />
+<br />
py g p<br />
Grade 2 A9 <strong>Chapter</strong> 2<br />
6<br />
How many beads are in each round box?<br />
3. 2 + 2 = 4 4. 5 + 5 = 10<br />
8<br />
How many beads are in each square box?<br />
Look at these boxes. Which set has more beads?<br />
How do you know?<br />
5. 7 + 7 = 14 6. 9 + 9 = 18<br />
Set B<br />
Set A<br />
Set A has more beads.<br />
6 + 6 + 6 = 18, 8 + 8 = 16. 18 is greater than 16.<br />
Grade 2 21 <strong>Chapter</strong> 2<br />
Grade 2 20 <strong>Chapter</strong> 2<br />
Answers
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