Math Mastery Cards Document
Math Mastery Cards
5th Grade NC EOG Comprehensive Review
Name: __________________________
Date: ___________________________
How to make: Cut out the large rectangles. Fold along the dashed center line. Glue the halves together to make durable double-sided flashcards!
Numbers & Base Ten
NC.5.NBT.1
What happens to the value of a digit when it moves one place to the left?
Answer
It becomes 10 times larger.
Example: In 550, the 5 in the hundreds place is 10 times the value of the 5 in the tens place.
NC.5.NBT.2
Solve:
4.25 × 103
Answer
4,250
Shift the decimal 3 places to the right (the same number as the exponent!).
NC.5.NBT.3
Compare using <, >, or =
0.408 ____ 0.48
Answer
< (Less Than)
0.408 is less than 0.480. Tip: Add a zero to the end of 0.48 to compare decimals easily!
NC.5.NBT.5
Solve:
24 × 312
Answer
7,488
Estimate: 20 × 300 = 6,000. Your answer should be near this number.
Fractions
NC.5.NF.1
Find the sum:
\( \frac{2}{3} + \frac{1}{4} \)
Answer
\( \frac{11}{12} \)
Common denominator is 12.
\( \frac{8}{12} + \frac{3}{12} = \frac{11}{12} \)
NC.5.NF.3
5 friends share 3 cookies equally. How much cookie does each friend get?
Answer
\( \frac{3}{5} \) cookie
Division is just a fraction! Total ÷ People = \( 3 \div 5 \)
NC.5.NF.4
Solve:
\( \frac{3}{4} \times \frac{2}{5} \)
Answer
\( \frac{3}{10} \)
Multiply across: (3 × 2) / (4 × 5) = 6/20 = 3/10
NC.5.NF.7
Solve:
\( 4 \div \frac{1}{3} \)
Answer
12
Keep-Change-Flip! Multiply by the reciprocal: \( 4 \times \frac{3}{1} = 12 \)
Operations & Geometry
NC.5.OA.2
Simplify:
\( (8 + 4) \div 3 - 2 \)
Answer
2
1. (8+4)=12 | 2. 12 ÷ 3 = 4 | 3. 4 - 2 = 2
NC.5.G.1
In the coordinate pair (4, 7), which number moves up the y-axis?
Answer
7
The pair is always (x, y). X moves horizontally, Y moves vertically.
NC.5.G.3
"Every square is also a rectangle."
True or False?
Answer
True
A rectangle must have 4 right angles. Since squares have 4 right angles, they are rectangles!
Measurement & Data
NC.5.MD.5
What is the formula for the Volume of a rectangular prism?
Answer
V = l × w × h
Or: Base Area × Height (B × h)
NC.5.MD.1
How many inches are in 5 feet?
Answer
60 inches
1 foot = 12 inches. 5 × 12 = 60.
NC.5.MD.1
Convert:
3,000 milliliters = ____ L
Answer
3 Liters
1,000 mL = 1 Liter. When going from small to big units, divide!
NC.5.MD.5
A box is 10cm long, 2cm wide, and 5cm high. What is its volume?
Answer
100 cm³
10 × 2 × 5 = 100. Remember to use cubic units for volume!
