Practice Problems — Set 12

K.CC.C.6 · Compare groups of objects

Print and write your answers. Use diagrams to show thinking.

Warm-up

1. Talk through today's focus: Compare groups of objects 2. Try one oral example together before writing. 3. Use the diagram to explain your thinking.

_See printable PDF for diagram._

Written practice

1. Group A has 2 objects. Group B has 3. Which has more? ___ 2. Write > , < , or = : 2 ___ 3 3. Draw two groups. Label which has fewer. 4. Match objects to compare 15 and 17. 5. Explain: How do you know 3 is greater than 2? 6. Make two groups that are equal. How many in each? ___ 7. Explain your thinking for set 12 in one sentence. 8. Create your own problem for K.CC.C.6.

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More written practice

1. Apply Compare groups of objects (item 9, set 12): show your work. ___ 2. Apply Compare groups of objects (item 10, set 12): show your work. ___ 3. Apply Compare groups of objects (item 11, set 12): show your work. ___ 4. Apply Compare groups of objects (item 12, set 12): show your work. ___ 5. Apply Compare groups of objects (item 13, set 12): show your work. ___ 6. Apply Compare groups of objects (item 14, set 12): show your work. ___

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Patterns and rules

1. Greater means more / farther right on the number line. 2. Equal groups have the same count. 3. Write > , < , or = and read it aloud.

_See printable PDF for diagram._

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Parent tip: Match objects in two rows