Mental Maths Level V

  • CCSS.MATH.CONTENT
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| By Hasiba.shakil
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Hasiba.shakil
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Quizzes Created: 1 | Total Attempts: 239
| Attempts: 239 | Questions: 5 | Updated: Apr 20, 2025
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1) The missing number is:

Explanation

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Mental Maths Level V - Quiz

Mental Maths Level V challenges learners with problems involving basic arithmetic, number lines, and logical reasoning. It tests skills in addition, multiplication, and understanding numerical representations, enhancing quick mental calculation abilities.

2)
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2) The missing number is: 

Explanation

In the given sequence, each number is obtained by multiplying the previous number by 0.4. Starting with 0.80, the next number is obtained by multiplying 0.80 by 0.4, resulting in 0.32. However, the given sequence does not include 0.32, but instead includes 0.30. Therefore, 0.30 is the missing number in the sequence.

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3) 66 + (7 x 10)

Explanation

The given expression involves addition and multiplication. According to the order of operations, multiplication should be done before addition. So, first, we multiply 7 by 10 which gives us 70. Then, we add 66 to 70, resulting in 136. Therefore, the correct answer is 136.

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4) Which of the following number line shows 4 ones and 3 tenths.

Explanation

The number line that shows 4 ones and 3 tenths would be the one where there are 4 tick marks representing whole numbers and 3 tick marks representing tenths evenly spaced between the whole numbers.

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5) ​​​​​​​The pair of numbers, when added gives the total 6.

Explanation

The pair of numbers that when added gives the total 6 is -3 and 9. When we add -3 and 9, we get 6.

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The missing number is:
The missing number is: 
66 + (7 x 10)
Which of the following number line shows 4 ones and 3 tenths.
​​​​​​​The pair of numbers, when added gives the total...
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