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Which of the following is INCORRECT ?
210 + 101 – 10 = 301
120 + 110 – 15 = 215
Thus, 301 > 215
Find the difference between two digit largest and two digit smallest number.
2digit largest number = 99
2digit smallest number = 10
So, 99 – 10 = 89
There are 427 houses on one side of a road and 398 houses on the other side. How many houses are there along the road ?
Total number of houses = 427 + 398 = 825
So, X = 0 and Y = 2
Hence, X + Y = 0 + 2 = 2
42 more than 42 and 8 more than 8 is :
42 + 42 = 84
8 + 8 = 16
84 + 16 = 100
The next number in the series is 34, 29, 24, ________.
34, 29, 24, 19
34 – 29 = 5
29 – 24 = 5
24 – 19 = 5
As Difference between every number is 5, so the next number is 19.
What will be the value of tens digit after the addition of numbers 58 and 24 ?
58 + 24 = 8
8 tens
Direction: Study the table carefully and answer the following questions.
Class 2 has how many students less than class 3 ?
Class 3 – Class 2
= 38 – 31 = 7
Which digit should come in the box so that following addition is correct ?
A coffee shop sells 160 small, 240 medium, 320 large cups of coffee in a week. How many total cups of coffee are sold in a week ?
Total number of coffee cups = 160 + 240 + 320 = 720
72 tests

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72 tests







