Subtraction of Three Numbers
Category : 1st Class
Let's see the given below example:
Here, we have to subtract two numbersandbecause both numbers have '_' sign.
Now,
Step 1: Add the numbers with '_' sign.
Step 2: Do subtraction as subtraction of two numbers.
Thus,
Take another example:
Here,
Step 1: Add numbers with ' + ' sign
Step 2: Do the subtraction as subtraction of two numbers.
Thus,
Therefore, above given two examples makes the concept of subtraction of three numbers clear.
Jack has 6 Chocolates, he eats 2 chocolates in the morning and again 2 in the evening, how many chocolates he has now?
(a) 3
(b) 1
(c) 5
(d) 2
Answer: (d)
Explanation
7 - 3 + 5 = ?
(a) 9
(b) 6
(c) 5
(d) 8
Answer: (a)
Explanation
Subtraction of Figures
Numbers etc
Figures = 2 rupees, 3 books, 1 kg, 6 hours, etc.
Now, how to subtract figures?
In fact, we subtract figures with simple method of subtraction we have learned so far.
hours -hours =hours
Trick:
Take another example:
Trick:
bananas -bananas -banana
8 Bananas -(2 Bananas + 1 Bananas)
Zacob subtracts 4 rupees out of 8 rupees. Find the result.
(a) 5 rupees
(b) 3 rupees
(c) 2 rupees
(d) 4 rupees
Answer: (d)
Explanation
7 kg + 1 kg - 3 kg =
(a) 2kg
(b) 3kg
(c) 5kg
(d) 6kg
Answer: (c)
Explanation
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