McGraw Hill My Math Grade 5 Chapter 2 Check My Progress Answer Key

All the solutions provided in McGraw Hill My Math Grade 5 Answer Key PDF Chapter 2 Check My Progress will give you a clear idea of the concepts.

McGraw-Hill My Math Grade 5 Chapter 2 Check My Progress Answer Key

Check My Progress Page No. 111-112

Vocabulary Check

Draw a line to match each word to its definition.

McGraw Hill My Math Grade 5 Chapter 2 Check My Progress Answer Key 1
Answer:
McGraw-Hill-My-Math-Grade-5-Chapter-2-Check-My-Progress-Answer-Key-1

Concept Check

Find the prime factorization of each number using exponents.

Question 6.
36 = ____
Answer:
6 × 6
62

Explanation:
The prime factorization using exponents for the given number is 62

Question 7.
45 = ____
Answer:
3 × 15
3 × 3 × 5

Explanation:
The prime factorization using exponents for the given number is 3 × 3 × 5.

Write each product using an exponent.

Question 8.
13 × 13 × 13 × 13 = ____
Answer:
134

Explanation:
The product using an exponent is 13

Question 9.
7 × 7 × 7 = ______
Answer:
73

Explanation:
The product using an exponent is 73.
Given,
7 × 7 × 7
73

Write each power as a product of the same factor. Then find the value.

Question 10.
104 = _____
Answer:
10 × 10 × 10 × 10
100 × 10 × 10
10000

Explanation:
Given,
104
10 × 10 × 10 × 10
100 × 100
10000

Question 11.
141 = ____
Answer:
14

Explanation:
Given
141 = 14

Find each product mentally.

Question 12.
23 × 100 = ____
Answer:
2300

Explanation:
Given multiplicand is 23 and the multiplier is 100  
By multiplying both multiplicand 23 and multiplier 100, we get the value as 2300.

Question 13.
150 × 400 = ____
Answer:
60000

Explanation:
Given multiplicand is 150 and the multiplier is 400  
By multiplying both multiplicand 150 and multiplier 400, we get the value as 60000.

Problem Solving

Question 14.
The amount of space in the dog carrier shown can be found by multiplying its width, length, and height. Write the amount of space, in cubic units, using an exponent. Then evaluate.
McGraw Hill My Math Grade 5 Chapter 2 Check My Progress Answer Key 2
Answer:
Volume = (2ft)3
= 8 ft3

Explanation:
Length = 2 ft
Width = 2 ft
Height = 2 ft
Volume = Length × Width × Height
= 2 × 2 × 2
= 8 cubic feet.

Question 15.
There are 102 fifth-grade students attending a class field trip to the city’s art museum. If each admission ticket costs $6, what is the total cost of admission for the 102 students?
Answer:
$600

Explanation:
From the given question 102 fifth-grade students
1 = 100 students
Each admission ticket costs $6
The total cost of admission for the 102 students = 100 × 6
= $600

Test Practice

Question 16.
Dakota read 130 pages over the weekend. Dajuan read 165 pages over the weekend. Which prime number do the prime factorizations of 130 and 165 have in common?
A. 2
B. 3
C. 5
D. 7
Answer:
5

Explanation:
The prime factors of 130 are 2, 5, and 13.
The prime factors of 165 are 3, 5, and 11.
By comparing the two, we can see that 5 is the common factor for both 130 and 165.
5 is the common factor of 130 and 165. Therefore the answer is 5.

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