Add and Subtract Within 20
Flashcard
•
Mathematics
•
1st Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
What is 18 + 2?
Back
20
2.
FLASHCARD QUESTION
Front
What is 13 + 7?
Back
20
3.
FLASHCARD QUESTION
Front
What is 19 - 4?
Back
15
4.
FLASHCARD QUESTION
Front
What is 12 + 4?
Back
16
5.
FLASHCARD QUESTION
Front
What is 20 - 3?
Back
17
6.
FLASHCARD QUESTION
Front
What is the sum of 10 and 5?
Back
15
7.
FLASHCARD QUESTION
Front
What is 15 - 5?
Back
10
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