All the solutions provided in McGraw Hill My Math Grade 2 Answer Key PDF Chapter 7 Check My Progress will give you a clear idea of the concepts.
McGraw-Hill My Math Grade 2 Chapter 7 Check My Progress Answer Key
Check My Progress Page No. (431 – 432)
Vocabulary Check
Draw lines to match.
Answer:
Concept Check
Take apart addends to subtract.
Question 4.
_____________ – ____________ = ____________
_____________ + ____________ = ____________
So, 345 – 98 = _______________.
Answer:
247
Explanation:
100 – 98 = 2
245 + 2 = 247
So, 345 – 98 = 247
Question 5.
_____________ – ____________ = ____________
_____________ + ____________ = ____________
So, 926 – 99 = _______________.
Answer:
827
Explanation:
100 – 99 = 1
826 + 1 = 827
So, 926 – 99 = 827
Subtract.
Question 6.
900 – 400 = _____________
Answer:
500
Explanation:
The difference between the given number is 500.
Question 7.
700 – 300 = ______________
Answer:
400
Explanation:
The difference between the given number is 400.
Question 8.
Answer:
The subtraction of the given number 393 – 100 is 293.
Explanation:
Question 9.
Answer:
The subtraction of the given number 264 – 10 is 254.
Explanation:
Question 10.
Answer:
The subtraction of the given number 737 – 100 is 637.
Explanation:
The difference between the numbers is 637.
Find the missing number.
Question 11.
394 – ____________ = 294
Answer:
The missing number is 100.
Explanation:
Let us assume the missing as x.
Given 394 – x = 294
394 – 294 = x
x = 100
Question 12.
842 – ____________ = 832
Answer:
10
Explanation:
Let us assume the missing number is x.
Given,
842 – x = 832
842 – 832 = x
The difference between the numbers is 10.
x = 10
Question 13.
535 – ______________ = 435
Answer:
100
Explanation:
Given,
535 – ______________ = 435
Let us assume the missing number is x.
535 – x = 435
535 – 435 = x
x = 100
Question 14.
253 – ______________ = 243
Answer:
The difference between the given number is 10.
Explanation:
Given,
253 – ______________ = 243
let us assume the missing number is x.
253 – x = 243
253 – 243 = x
x = 10
Question 15.
Brooklyn read 125 books over the summer. Aubrey read 10 less books than Brooklyn. How many books did Aubrey read?
______________ books
Answer:
Given,
Brooklyn read 125 books over the summer.
Aubrey read 10 less books than Brooklyn.
That means 125 – 10 = 115
Hence Aubrey read 115 books than Brooklyn.
Test Practice
Question 16.
Find 300 – 300.
(A) 600
(B) 300
(C) 100
(D) 0
Answer:
The difference between the given number is 0.
Explanation:
Given,
300 – 300
Here we need to find the difference between the given numbers
Now subtract 300 from 300 the answer is 0.