All the solutions provided in McGraw Hill Math Grade 5 Answer Key PDF Chapter 2 Lesson 3 Adding Whole NumbersÂ are as per the latest syllabus guidelines.

Solve.

Question 1.

Explanation:
Sum of 23 and 59:
230 + 59 = 289.

Question 2.

Explanation:
Sum of 411 and 73:
411 + 73 = 484.

Question 3.

Explanation:
Sum of 763 and 79:
763 + 79 = 842.

Question 4.

Explanation:
Sum of 402 and 47:
402 + 47 = 449.

Question 5.

Explanation:
Sum of 199 and 146:
199 + 146 = 345.

Question 6.

Explanation:
Sum of 209 and 781:
209 + 781 = 990.

Question 7.

Explanation:
Sum of 435 and 69:
435 + 69 = 504.

Question 8.

Explanation:
Sum of 259 and 487:
259 + 487 = 746.

Question 9.

Explanation:
Sum of 18 and 183:
18 + 183 = 201.

Question 10.

Explanation:
Sum of 721 and 109:
721 + 109 = 830.

Question 11.

Explanation:
Sum of 343 and 75:
343 + 75 = 418.

Question 12.

Explanation:
Sum of 521 and 112:
521 + 112 = 633.

Question 13.
2,109 + 181 ______________________
2,109 + 181 = 2,290.

Explanation:
Sum of 2,109 and 181:
2,109 + 181 = 2,290.

Question 14.
35,129 + 24,761 _______________________
35,129 + 24,761 = 59,890.

Explanation:
Sum of 35,129 and 24,761:
35,129 + 24,761 = 59,890.

Question 15.
3,674 + 669 _____
3,674 + 669 = 4,343.

Explanation:
Sum of 3,674 and 669:
3,674 + 669 = 4,343.

Question 16.
73,795 + 5,227 ______________________
73,795 + 5,227 = 79,022.

Explanation:
Sum of 73,795 and 5,227:
73,795 + 5,227 = 79,022.

Question 17.
In 2010, the three most populated cities in Montana were Billings, 104,170; Missoula, 66,788; and Great Falls, 58,505. What was the total population of these three cities?