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McGraw-Hill Math Grade 7 Answer Key Lesson 9.4 Comparing and Ordering Decimals
Exercises Compare
Each problem will have three numbers: a lowest, middle, and largest number.
You will be told which of the three to select: lowest, middle or largest.
Question 1.
4, 5, and 10 Lowest
_______________
Answer:
4
Explanation:
Line up the given numbers according to their place values.
Each digit is one place value higher than the digit to its right.
4, 5 and 10 Lowest,
4 is the lowest number in the given numbers above.
Question 2.
10.01, 10.10, and 10.11 Middle
____________
Answer:
10.10
Explanation:
Line up the given numbers according to their place values.
Each digit is one place value higher than the digit to its right.
10.01, 10.10 and 10.11 Middle,
10.10 is middle among the numbers given above.
Question 3.
.567, .5677, and .56 Largest
____________
Answer:
0.5677
Explanation:
Line up the given numbers according to their place values.
Each digit is one place value higher than the digit to its right.
0.56, 0.567 and 0.5677 Largest,
0.5677 is the largest among the numbers given above.
Question 4.
45.45, 45.449, and 45.4449 Middle
____________
Answer:
45.449
Explanation:
Line up the given numbers according to their place values.
Each digit is one place value higher than the digit to its right.
45.4449, 45.449, and 45.45 Middle,
45.449 is the middle among the numbers given above.
Question 5.
14.125, 14.0126, and 14.00126 Lowest
Answer:
14.00126
Explanation:
Line up the given numbers according to their place values.
Each digit is one place value higher than the digit to its right.
14.00126, 14.0126 and 14.125 Lowest,
14.00126 is the lowest among the numbers given above.
Question 6.
21.21, 21.211, and 21.2121 Lowest
Answer:
21.21
Explanation:
Line up the given numbers according to their place values.
Each digit is one place value higher than the digit to its right.
21.21, 21.211 and 21.2121 Lowest,
21.21 is the lowest among the numbers given above.
Question 7.
11.1, 11.11, and 11.111 Largest
Answer:
11.111
Explanation:
Line up the given numbers according to their place values.
Each digit is one place value higher than the digit to its right.
11.1, 11.11 and 11.111 largest,
11.111 is the largest among the numbers given above.
Question 8.
12.12, 12.102, and 12.1023 Middle
Answer:
12.1023
Explanation:
Line up the given numbers according to their place values.
Each digit is one place value higher than the digit to its right.
12.102, 12.1023 and 12.12 Middle,
12.1023 is the middle among the numbers given above.
Question 9.
166.66, 166.60, and 166.6607 Middle
Answer:
166.66
Explanation:
Line up the given numbers according to their place values.
Each digit is one place value higher than the digit to its right.
166.60, 166.66 and 166.6607 Middle,
166.66 is the middle among the numbers given above.
Question 10.
144.32, 14.432, and 1.4432 Largest
Answer:
144.32
Explanation:
Line up the given numbers according to their place values.
Each digit is one place value higher than the digit to its right.
1.4432, 14.432Â and 144.32 Largest,
144.32 is the largest among the numbers given above.
Question 11.
25.025, 25.205, and 25.502 Middle
Answer:
25.205
Explanation:
Line up the given numbers according to their place values.
Each digit is one place value higher than the digit to its right.
25.025, 25.205, and 25.502 Middle,
25.205 is the middle among the numbers given above.
Question 12.
156.12, 157.01, and 158.32 Lowest
Answer:
156.12
Explanation:
Line up the given numbers according to their place values.
Each digit is one place value higher than the digit to its right.
156.12, 157.01, and 158.32 Lowest,
156.12 is the lowest among the numbers given above.