All the solutions provided in McGraw Hill My Math Kindergarten Answer Key PDF Chapter 9 Lesson 5 Sort by Count will give you a clear idea of the concepts.
McGraw-Hill My Math Kindergarten Answer Key Chapter 9 Lesson 5 Sort by Count
Explore and Explain
Teacher Directions: Use small attribute buttons. Place four 
three 
, and three 
randomly on the plate. Sort the buttons by shape into groups. Sort the groups by count. Tell how you sorted. Trace the buttons to show how you sorted.
Answer:
See and Show
Question 1.
Question 2.
Answer:
Directions: 1. Count the bottles in each group. Trace the Xs to show how the bottles are sorted. 2. Count the juice boxes in each group. Sort the juice boxes by count. Draw Xs to show how you sorted.
On My Own
Question 3.
Answer:
Question 4.
Answer:
Directions: 3. Count the light bulbs in each group. Sort the light bulbs by count. Draw Xs to show how you sorted. 4. Count the bottles in each group. Sort the bottles by count. Draw Xs to show how you sorted.
Problem Solving
Question 5.
Answer:
Directions: 5. Count the objects in each group of food. Sort the objects by count. Draw Xs to show how you sorted. Sort by count again and circle the groups to show how you sorted.
McGraw Hill My Math Kindergarten Chapter 9 Lesson 5 My Homework Answer Key
Question 1.
Question 2.
Answer:
Directions: 1. Count the dogs. Sort the dogs by count, Draw Xs to show how you sorted. 2. Count the fish. Sort the fish by count. Draw Xs to show how you sorted.
Question 3.
Answer:
Question 4.
Answer:
Directions: 3. Count the hamsters. Sort the hamsters by count. Draw Xs to show how you sorted. 4. Count the cats. Sort the cats by count. Draw Xs to show how you sorted.
Math at Home Use buttons or another small object. Show a group of three, a group of four, a group of three, a group of four, and another group of four. Have your child sort the groups by count.
Answer: