All the solutions provided in McGraw Hill Math Grade 5 Answer Key PDF Chapter 2 Lesson 6 Adding DecimalsÂ are as per the latest syllabus guidelines.

Question 1.

Explanation:
Sum of 2.13 and 4.59:
2.13 + 4.59 = 6.72.

Question 2.

Explanation:
Sum of 4.01 and 2.23:
4.01 + 2.23 = 6.24.

Question 3.

Explanation:
Sum of 8.24 and 2.76:
8.24 + 2.76 = 11.00.

Question 4.

Explanation:
Sum of 9.03 and 0.47:
9.03 + 0.47 = 9.50.

Question 5.

Explanation:
Sum of 7.09 and 3.23:
7.09 + 3.23 = 10.32.

Question 6.

Explanation:
Sum of 1.11 and 9.91:
1.11 + 9.91 = 11.02.

Question 7.

Explanation:
Sum of 3.37 and 1.56:
3.37 + 1.56 = 4.93.

Question 8.

Explanation:
Sum of 2.83 and 5.52:
2.83 + 5.52 = 8.35.

Question 9.
19.90 + 4.32 _____
19.90 + 4.32 = 24.22.

Explanation:
Sum of 19.90 and 4.32:
19.90 + 4.32 = 24.22.

Question 10.
4.22 + 0.78 ____
4.22 + 0.78 = 5.00.

Explanation:
Sum of 4.22 and 0.78:
4.22 + 0.78 = 5.00.

Question 11.
23.88 + 1.75 _____
23.88 + 1.75 = 25.63.

Explanation:
Sum of 23.88 and 1.75:
23.88 + 1.75 = 25.63.

Question 12.
8.77 + 9.12 _____
8.77 + 9.12 = 17.89.

Explanation:
Sum of 8.77 and 9.12:
8.77 + 9.12 = 17.89.

Question 13.

Explanation:
Sum of 3.29, 2.81 and 2.61:
3.29 + 2.81 + 2.61
= 6.1 + 2.61
= 8.71.

Question 14.

Explanation:
Sum of 37.79, 173.45 and 52.00:
37.79 + 173.45 + 52.00
= 211.24 + 52.00
= 263.24.

Question 15.

Explanation:
Sum of 0.88, 10.45 and 4.12:
0.88 + 10.45 + 4.12
=11.33 + 4.12
= 15.45

Question 16.
The Campos family spent the day fishing. They caught three brook trout. One fish weighed 12.45 pounds, one weighed 7.55 pounds, and one weighed 6.05 pounds. How many pounds of brook trout did they catch in all?
Total weight of three fishes = 26.05.

Explanation:
Number of brook trout they caught = 3.
Weight of one fish = 12.45 pounds.
Weight of second fish = 7.55 pounds.
Weight of third fish = 6.05 pounds.
Total weight of three fishes = Weight of one fish + Weight of second fish + Weight of third fish
= 12.45 + 7.55 + 6.05
= 20.00 + 6.05
= 26.05.

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