Practice questions available in McGraw Hill Math Grade 2 Answer Key PDF Chapter 1 Lesson 1 Adding Through 20 will engage students and is a great way of informal assessment.
McGraw-Hill Math Grade 2 Answer Key Chapter 1 Lesson 1 Adding Through 20
Add.
Write the sum.
Question 1.
3 + 5 = 8
Question 2.
10 + 2 = ___
Answer:
12
Explanation:
The sum of 10 and 2 is 12
10 + 2 = 12.
Question 3.
1 + 1 = ___
Answer:
2
Explanation:
The sum of 1 and 1 is 2
1 + 1 = 2
Question 4.
13 + 6 + 1 = ____
Answer:
20
Explanation:
13 + 6 + 1
= 19 + 1
= 20
The sum of 13, 6 and 1 is 20
13 + 6 + 1 = 20.
Question 5.
11 + 3 + 3 = ____
Answer:
17
Explanation:
11 + 3 + 3
= 11 + 6
= 17
The sum of 11, 3 and 3 is 17
11 + 3 +3 = 17.
Question 6.
12 + 1 + 5 = ___
Answer:
18
Explanation:
12 + 1 + 5
= 13 + 5
= 18
The sum of 12, 1 and 5 is 18
12 + 1 + 5 = 18.