All the solutions provided in McGraw Hill My Math Kindergarten Answer Key PDF Chapter 3 Review will give you a clear idea of the concepts.
McGraw-Hill My Math Kindergarten Chapter 3 Review Answer Key
Vocabulary Check
Answer:
Explanation:
We have drawn a branch in the mouth of the giraffe with twenty spots,
Fifteen spots on the giraffe whose spots are missing,
Necktie on the giraffe with seventeen spots,
A flower by her ear on the giraffe with eighteen spots,
A circle around the giraffe with sixteen spots,
An X on the giraffe with nineteen spots.
Directions: 1. Draw a branch in the mouth of the giraffe with twenty spots. 2. Draw fifteen spots on the giraffe whose spots are missing. 3. Draw a necktie on the giraffe with seventeen spots. 4. Give the giraffe with eighteen spots a flower by her ear. 5. Draw a circle around the giraffe with sixteen spots. 6. Put an X on the giraffe with nineteen spots.
Concept Check
Question 1.
Answer:
Explanation:
Counting from 1, We have colored
I to 9 blue
10 to 16 Yellow
17 to 20 Red.
Question 2.
Answer:
Explanation:
Counting from 1, We have colored
I to 15 Green
16 to 32 Orange
33 to 50 Blue.
Question 3.
Answer:
Explanation:
The missing numbers are 20 and 40.
After 10 it is 20 that is 10 + 10 = 20.
After 30 it is 40 that is 30 + 10 = 40
Directions: 1. Touch and color 1 to 9 blue. Touch and color 10-16 yellow. Touch and color 17-20 red. 2. Touch and color 1 to 15 green. Touch and color 16 to 32 orange. Touch and color 33 to 50 blue. 3. Count by 10s. Write the missing numbers.
Problem Solving
Question 4.
Answer:
Explanation:
We have colored 10 circles purple
Color 10 more circles green
10 circles of purple and 10 circles of green is 20 circles.
10 +10 =20
Directions: 4. Color 10 circles purple. Color 10 more circles green. Count all the circles. Say how many. Write the number.
Reflect
Question 1.
Answer:
Explanation:
There are total 5 objects in ten frame.
To make them Seventeen we need to add more 12 objects.
Five ones and Twelve ones is 17
5 + 12 = 17
Question 2.
Answer:
Explanation:
There are total 7 objects in ten frame.
To make them Twenty we need to add more 13 objects.
Seven ones and Thirteen ones is 20
7 + 13 = 20
Directions: 1. Count the objects. Say how many. Draw more to the group to make seventeen. 2. Count the objects. Say how many. Draw more to the group to make twenty.