Unlock hundreds more features
Save your Quiz to the Dashboard
View and Export Results
Use AI to Create Quizzes and Analyse Results

OR
Sign inSign in with Facebook
Sign inSign in with Google
Quizzes > Mathematics

Maths Quiz for Class 5: Mental Calculation Practice

Quick class 5 math quiz to build speed and accuracy. Instant results.

Editorial: Review CompletedCreated By: Lilmagzzz GamingUpdated Aug 23, 2025
Difficulty: Moderate
2-5mins
Learning OutcomesCheat Sheet
Paper art style numbers and math symbols on coral background for a 5th grade mental math quiz challenge

This maths quiz for class 5 helps you build speed and accuracy with mental addition, subtraction, multiplication, and division. Solve 10 quick questions in your head, see your score, and spot topics to review. To keep going, try mental arithmetic practice and mental maths practice, or step down a level with a grade 4 mental math quiz.

What is 45 + 27?
78
82
72
68
To add 45 and 27, you add the tens (40 + 20 = 60) and the ones (5 + 7 = 12), then combine (60 + 12 = 72). This uses place value addition. Practicing breaking numbers into tens and ones speeds mental calculation. .
What is 90 ? 56?
44
34
36
46
Subtracting 56 from 90, subtract the tens first (90 ? 50 = 40), then subtract the remaining 6 (40 ? 6 = 34). This stepwise approach simplifies mental subtraction. Breaking numbers into parts helps avoid mistakes. .
Calculate 6 × 7.
48
36
42
45
Multiplying 6 by 7 gives 42 because 6 groups of 7 sum to 42. Memorizing multiplication tables up to 10×10 is a key 5th grade skill. Quick recall of these facts improves calculation speed. .
What is 81 ÷ 9?
8
11
9
7
Dividing 81 by 9 yields 9 because 9 times 9 equals 81. Understanding division as the inverse of multiplication helps tackle these problems mentally. Regular practice of basic division facts builds fluency. .
Find the sum: 23 + 19.
41
42
44
43
23 + 19 can be done by adding 20 + 19 = 39, then add the remaining 3 to get 42. Chunking numbers into tens and ones aids mental addition. This strategy is widely taught in elementary math. .
What is 100 ? 45?
55
45
60
65
Subtract 45 from 100 by taking away 40 (gives 60) then 5 more (gives 55). Subtracting in parts reduces errors in mental calculations. This method is efficient for round numbers. .
Calculate 5 × 8.
40
45
35
30
5 times 8 equals 40, since 5 groups of 8 items total 40. Knowing multiples of 5 is a quick mental math trick: multiply by 10 then halve. This shortcut speeds up calculations. .
What is 75 ÷ 5?
25
15
10
20
Dividing 75 by 5 is the same as dividing 75 by 10 (7.5) and then doubling it to get 15. Understanding how to manipulate division by 5 using division by 10 helps mental math. This is a common 5th grade strategy. .
What is 15% of 200?
25
40
30
20
To find 15% of 200, calculate 10% (20) and 5% (10), then add: 20 + 10 = 30. Splitting percentages into 10% and 5% parts simplifies mental computation. This is a key skill for percent problems. .
Calculate 12 × 11.
121
142
112
132
Multiplying by 11 can be done by adding the number to itself shifted one place: 12 + 120 = 132. This pattern holds for two-digit numbers. Practicing the 11 times trick boosts speed. .
What is 144 ÷ 12?
14
12
13
11
Since 12 × 12 = 144, dividing 144 by 12 gives 12. Recognizing perfect squares and tables streamlines division. Familiarity with times tables up to 12 × 12 is valuable in grade 5. .
What is 1/4 + 2/3?
11/12
7/12
3/4
5/12
Convert to a common denominator of 12: 1/4 = 3/12, 2/3 = 8/12, sum = 11/12. Finding common denominators and adding numerators is fraction addition. Mastering this is crucial in upper elementary. .
Compute 0.75 + 0.6.
1.45
1.15
1.25
1.35
Align decimal points: 0.75 + 0.60 = 1.35. Adding decimals is like adding whole numbers after lining up place values. This practice enhances decimal fluency. .
What is 500 ? 275?
215
225
235
245
Subtract 275 from 500 by subtracting 200 (300) then 75 (300 ? 75 = 225). Breaking subtraction into chunks simplifies mental work. This stepwise method avoids borrowing confusion. .
Evaluate 9 × 9 ? 8.
81
73
71
72
First calculate 9 × 9 = 81, then subtract 8 to get 73. Following the order of operations (multiplication before subtraction) is key. This question reinforces the importance of operation hierarchy. .
What is 56 ÷ 7 + 3?
13
9
11
10
Divide first: 56 ÷ 7 = 8, then add 3 to get 11. Remembering PEMDAS/BODMAS ensures correct sequencing. Practice combining division and addition for fluency. .
What is 7/8 ? 1/3?
11/24
13/24
5/12
17/24
Convert to a common denominator 24: 7/8 = 21/24, 1/3 = 8/24, subtract to get 13/24. Finding least common denominators and subtracting is a key fraction skill. This question tests complex fraction subtraction. .
Calculate 14 × 15.
220
210
205
215
Multiply 14 × 15 by thinking 14 × (10 + 5): 140 + 70 = 210. Breaking multipliers into tens and ones simplifies mental computation. This distributive strategy is highly efficient. .
What is 3.2 × 2.5?
8.5
8.0
6.8
7.5
Convert to whole numbers: 32 × 25 = 800, then divide by 10×10 = 100 to get 8.0. Shifting decimals and adjusting afterwards helps solve quickly. Mastery of decimal multiplication is a 5th grade goal. .
Find 720 ÷ 36.
24
18
22
20
Divide by breaking 36 into 4×9: first divide 720 ÷ 9 = 80, then divide by 4 = 20. Using factor pairs simplifies complex division. Factoring numbers builds mental flexibility. .
What is the next number in the sequence: 7, 14, 28, 56, …?
110
112
108
120
Each term doubles the previous (×2): 7?14?28?56?112. Recognizing geometric sequences is an advanced arithmetic skill. This prepares students for algebraic patterns. .
If x × 6 = 144, what is x?
26
24
22
20
To isolate x, divide both sides by 6: x = 144 ÷ 6 = 24. Understanding inverse operations is essential for solving equations. This skill lays groundwork for algebra. .
What is 5/6 of 54?
50
45
40
35
5/6 of 54 is (54 ÷ 6) × 5 = 9 × 5 = 45. Dividing by the denominator then multiplying by the numerator is the fraction-of-a-whole method. This approach is standard in grade 5. .
Compute (3/5) ÷ (2/3).
3/2
9/10
5/6
6/5
Dividing by a fraction is multiplying by its reciprocal: (3/5) × (3/2) = 9/10. Mastery of reciprocal operations is advanced fraction work. This type of problem appears on standardized tests. .
What is 12.5% of 320?
50
30
40
45
12.5% is 1/8, so 1/8 of 320 is 40. Recognizing decimal percentages as fractions speeds mental calculations. This is a valuable shortcut for percent problems. .
0
{"name":"What is 45 + 27?", "url":"https://www.quiz-maker.com/QPREVIEW","txt":"What is 45 + 27?, What is 90 ? 56?, Calculate 6 × 7.","img":"https://www.quiz-maker.com/3012/images/ogquiz.png"}

Study Outcomes

  1. Apply quick mental addition and subtraction techniques -

    After completing the fun 5th grade math quiz, students will be able to mentally add and subtract multi-digit numbers without relying on paper or calculators.

  2. Solve multi-step multiplication and division problems mentally -

    Participants will develop strategies to break down and calculate multiplication and division questions in their heads, reinforcing core arithmetic skills.

  3. Enhance number sense and place value awareness -

    Through targeted exercises, learners will deepen their understanding of how numbers relate and improve their ability to manipulate values mentally.

  4. Improve calculation speed and accuracy under timed conditions -

    By tackling quick math challenges against the clock, students will boost both their processing speed and precision.

  5. Analyze quiz results to identify strengths and areas for improvement -

    Reviewing performance data helps learners pinpoint common errors and focus future mental math practice on specific skill gaps.

  6. Build confidence in tackling 5th grade mental math challenges -

    Successfully completing this 10-question arithmetic quiz will increase self-assurance for future mental math for 5th graders activities and quizzes.

Cheat Sheet

  1. Distributive Multiplication Strategies -

    Tap into the distributive property (a×b = a×(c+d)) to break tough products into friendlier parts, like calculating 6×7 as (6×5)+(6×2). Research from the National Council of Teachers of Mathematics shows this method boosts speed in mental math for 5th graders, making quick math challenges feel easier.

  2. Number Bonds for Addition and Subtraction -

    Use number bonds to decompose numbers into pairs that sum to 10 or 100, e.g., turning 47+38 into (47+30)+8 for instant results. Proven by Singapore Math research to strengthen number sense, these bonds simplify complex sums during a 5th grade math quiz.

  3. Rounding & Estimation Techniques -

    Round numbers to the nearest ten or hundred to quickly estimate sums or differences - estimate 68+27 by calculating 70+30=100 then adjusting by −3 for a speedy check. Studies from the U.S. Department of Education highlight how estimation sharpens accuracy in mental math practice and arithmetic quiz online scenarios.

  4. Fraction Benchmarks & Equivalent Fractions -

    Memorize key benchmarks like 1/2, 1/4, and 3/4 and use equivalent fractions (e.g., 2/4 = 1/2) to compare or add without pencil and paper. According to the National Council of Supervisors of Mathematics, visualizing these benchmarks enhances fraction fluency for mental math for 5th graders.

  5. Order of Operations (PEMDAS) in Your Head -

    Apply the PEMDAS rule - Parentheses, Exponents, Multiplication/Division, Addition/Subtraction - to organize steps when solving multi-step problems like (3+5)×2−4. Khan Academy resources emphasize that mastering this sequence is crucial for accuracy during quick math challenges and arithmetic quiz online tasks.

Make a Quiz (FREE) Copy & Edit This Quiz Create a Quiz with AI

Basic Math & Arithmetic Quizzes

Powered by: Quiz Maker