Math

Flashcard
•
Mathematics
•
3rd Grade
•
Hard
+7
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the equation to find the missing number in 41 = 16 + a + 15?
Back
To find the missing number 'a', rearrange the equation: a = 41 - 16 - 15. Therefore, a = 10.
Tags
CCSS.2.OA.A.1
2.
FLASHCARD QUESTION
Front
How many years did George Washington serve as President of the United States?
Back
George Washington served as President for 8 years, from 1789 to 1797.
3.
FLASHCARD QUESTION
Front
What is the formula to calculate the area of a rectangle?
Back
Area = length × width.
Tags
CCSS.3.MD.C.7B
CCSS.4.MD.A.3
4.
FLASHCARD QUESTION
Front
How do you write the number 27,654 in words?
Back
Twenty-seven thousand six hundred fifty-four.
Tags
CCSS.4.NBT.A.2
5.
FLASHCARD QUESTION
Front
What is the result of $912 - $356?
Back
$556.
Tags
CCSS.2.NBT.B.7
CCSS.3.NBT.A.2
6.
FLASHCARD QUESTION
Front
What is the definition of 'area' in mathematics?
Back
Area is the amount of space inside a two-dimensional shape, measured in square units.
7.
FLASHCARD QUESTION
Front
What is the value of 'a' in the equation 41 = 16 + a + 15?
Back
The value of 'a' is 10.
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