Mental Math
Trending Questions
Q. What is the sum of greatest four digit number and smallest three digit number?
- 1, 099
- 10, 099
- 9, 999
Q.
The number of rectangles that you can find on a chessboard is equal to?
None of these
Q. Find the product of the greatest 3-digit number and the greatest 2-digit number.
Q.
What is the sum of greatest digit number and the smallest digit number
Q. Jack bought 98 Kg sugar at the cost of $15 per Kg. How much amount did he pay to buy the sugar?
- $1470
- $1530
Q.
Find the sum of the following by making suitable groupings.
Q. Pop the bubbles where the product of numbers inside parentheses is a number ending with 0.
- (25 x 4) x 16
- (30 x 8) x 5
- (123 x 2) x 10
- (34 x 6) x 5
- (12 x 60) x 5
- (11 x 10) x 11
- (25 x 25) x 2
- (5 x 6) x 12
Q.
Solve using suitable property. Also, name the property.
Q. In order to compute 25 + 36 + 35, which two numbers should be added first?
- 25 , 35
- 25 , 36
- 36 , 35
Q. In order to compute 25 + 36 + 35, which two numbers should be added first?
- 25 , 35
- 25 , 36
- 36 , 35
Q.
Determine the following sums using a suitable arrangement. Explain the steps in detail.
Q. Pick the easiest way to compute 54 x 6 out of the given options.
- 54 x 6 ; direct computation
- (50 + 4) x 6 ; splitting 54 into the sum of 50 and 4
- (48 + 6) x 6 ; splitting 54 into the sum of 48 and 6
- 54 x ( 3 x 2) ; writing 6 as a product of its factors
Q. Which of the following equals 825×4×25
- 82400
- 82500
- 82600
- 82900