3.oa.3
Flashcard
•
Mathematics
•
3rd Grade
•
Practice Problem
•
Hard
+12
Standards-aligned
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16 questions
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1.
FLASHCARD QUESTION
Front
What is the total number of items in a rectangular array with 7 rows and 6 columns?
Back
To find the total number of items, multiply the number of rows by the number of columns: 7 x 6 = 42.
Tags
CCSS.3.OA.A.1
2.
FLASHCARD QUESTION
Front
How do you divide a total number of items equally among a group?
Back
To divide items equally, use the division operation: total items ÷ number of groups.
Tags
CCSS.3.OA.A.2
3.
FLASHCARD QUESTION
Front
What multiplication sentence represents an array with 3 rows and 3 columns?
Back
The multiplication sentence is 3 x 3 = 9.
Tags
CCSS.3.OA.A.1
4.
FLASHCARD QUESTION
Front
How do you find the number of groups when you know the total and the size of each group?
Back
Use division: total items ÷ size of each group = number of groups.
Tags
CCSS.3.OA.A.3
5.
FLASHCARD QUESTION
Front
If Jon runs a total of 36 laps and runs 12 laps each day, how do you find the number of days he ran?
Back
Use division: total laps ÷ laps per day = number of days. So, 36 ÷ 12 = 3 days.
Tags
CCSS.3.OA.A.3
6.
FLASHCARD QUESTION
Front
What is the relationship between multiplication and division?
Back
Multiplication and division are inverse operations; if a x b = c, then c ÷ b = a.
Tags
CCSS.4.NBT.B.6
7.
FLASHCARD QUESTION
Front
How can you represent a word problem with a mathematical equation?
Back
Identify the quantities involved and the operations needed, then write an equation that reflects the problem.
Tags
CCSS.HSA.CED.A.3
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