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McGraw-Hill Math Grade 7 Answer Key Lesson 10.2 Subtracting Decimals
Exercises Subtract
Question 1.

Answer: The subtraction of decimals 15.45 – 7.82 is 7.63.
Explanation:
The subtraction of decimals 15.45 – 7.82 is 7.63.

Question 2.

Answer:
48.001 – 5.62 = 42.381.
Explanation:
The subtraction of decimals 48.001 – 5.62 is 42.381.

Question 3.

Answer:
88.88 – 2.97 = 5.9758.
Explanation:
The subtraction of decimals 88.88 – 2.97 is 5.9758.

Question 4.

Answer:
50.202 – 2.5005 = 47.7015.
Explanation:
The subtraction of decimals 50.202 – 2.5005 is 47.7015.

Question 5.

Answer:
10.3 – 4.777 = 5.523.
Explanation:
The subtraction of decimals 10.3 – 4.777 is 5.523.

Question 6.

Answer:
100.111 – 5.374 = 94.737.
Explanation:
The subtraction of decimals 100.111 – 5.374 is 94.737.

Question 7.

Answer:
565.002 – 12.345 = 552.657.
Explanation:
The subtraction of decimals 565.002 – 12.345 is 552.657.

Question 8.

Answer:
7.701 – 6.994 = 0.707.
Explanation:
The subtraction of decimals 7.701 – 6.994 is 0.707.

Question 9.

Answer:
5.5514 – 4.61 = 0.9414.
Explanation:
The subtraction of decimals 5.5514 – 4.61 is 0.9414.

Question 10.

Answer:
12.157 – 5.2 = 6.957.
Explanation:
The subtraction of decimals 12.157 – 5.2 is 6.957.

Question 11.

Answer:
89.7 – 63.63 = 26.07.
Explanation:
The subtraction of decimals 89.7 – 63.63 is 26.07.

Question 12.

Answer:
3.561 – 2.9872 = 0.5738.
Explanation:
The subtraction of decimals 3.561 – 2.9872 is 0.5738.

Question 13.

Answer:
4789.32 – 555.55 = 4233.77.
Explanation:
The subtraction of decimals 4789.32 – 555.55 is 4233.77.

Question 14.

Answer:
8.651 – 6.98 = 1.671.
Explanation:
The subtraction of decimals 8.651 – 6.98 is 1.671.

Question 15.

Answer:
45.87 – 33.999 = 11.871.
Explanation:
The subtraction of decimals 45.87 – 33.999 is 11.871.

Question 16.

Answer:
963.751 – 8.8 = 954.951.
Explanation:
The subtraction of decimals 963.751 – 8.8 is 954.951.

Question 17.

Answer:
8.789 – 1.79 = 6.999.
Explanation:
The subtraction of decimals 8.789 – 1.79 is 6.999.

Question 18.

Answer:
5.2 – 3.571= 1.629.
Explanation:
The subtraction of decimals 5.2 – 3.571 is 1.629.

Question 19.

Answer:
6.91 – 2.84 = 4.07.
Explanation:
The subtraction of decimals 6.91 – 2.84 is 4.07.

Question 20.

Answer:
8.888 – 2.913 = 5.975.
Explanation:
The subtraction of decimals 8.888 – 2.913 is 5.975.

