All the solutions provided in McGraw Hill My Math Grade 2 Answer Key PDF Chapter 5 Check My Progress will give you a clear idea of the concepts.
McGraw-Hill My Math Grade 2 Chapter 5 Check My Progress Answer Key
Check My Progress Page No. 313-314
Vocabulary Check
Draw lines to match.
Answer:
Concept Check
Write how many tens and hundreds.
Question 5.
900 ones = ___ tens = ____ hundreds
Answer:
900 ones = 90 tens = 9 hundreds.
Explanation:
In 900 ones there are 90 tens and 9 hundreds.
Question 6.
600 ones = ___ tens = ____ hundreds
Answer:
600 ones = 60 tens = 6 hundreds
Explanation:
In 600 ones there are 60 tens and 6 hundreds.
Write how many hundreds, tens, or ones.
Question 7.
300 = ____ ones
Answer:
300 = 300 ones.
Explanation:
In 300 there are 300 ones.
Question 8.
400 = ____ tens
Answer:
40 tens.
Explanation:
In 400 there are 40 tens.
Write how many hundreds, tens, and ones. Then write the number.
Question 9.
Answer:
800+20+1 = 821.
Explanation:
In the above image, we can see that there are 10 columns with 10 cubes each which is 10×10 = 100, and 1 column with 10 cubes which is 10, and a single cube which is 1. So the total number is 800+20+1 which is 821.
Write each number in expanded form. Then write the number.
Question 10.
five hundred sixty-six
_____ + _____ + ____ = _____
Answer:
500+60+6 = 566.
Explanation:
Given that five hundred sixty-six. So in the expanded form, it will be 500+60+6 which is 566.
Question 11.
nine hundred ten
_____ + _____ + ____ = _____
Answer:
900+10+0 = 910.
Explanation:
Given that nine hundred ten. So in the expanded form, it will be 900+10+0 which is 910.
Question 12.
Janie is thinking of a number. It has 8 ones and 9 tens. It has the same amount of hundreds as tens. What is the number?
________
Answer:
The number is 998.
Explanation:
Given that Janie is thinking of a number and it has 8 ones and 9 tens which is 8×1 = 8 and 9×10 = 90. As it has the same amount of hundreds as tens, the number will be 900. So the total number is 900+90+8 which is 998.
Test Practice
Question 13.
A number has a 5 in the tens place. The number of ones is 3 less than the number of tens. The number of hundreds is 1 less than the number of ones. What is the number?
(A) 512
(B) 215
(C) 152
(D) 125
Answer:
C.
Explanation:
Given that a number has a 5 in the tens place and the number of ones is 3 less than the number of tens which is 5-3 = 2. The number of hundreds is 1 less than the number of ones which is 2-1 = 1. So the total number will be 100+50+2 = 152.