2nd Class Mathematics Subtraction

                                                                     Subtraction

Subtraction of two Numbers

When one quantity is taken away from another, the result is called subtraction or difference.

• Example:

\[87-69=18\]

Subtraction of Three Numbers

Remember the steps for the subtraction:

Step 1: Add the numbers having '-'(minus) sign and write the result with-sign.   

Step II: Add the numbers having '+' (plus) sign and write the result with + sign. This method is applied when addition and subtraction are given. Simultaneously.

Step III: Finally subtract the numbers.

• Example:

{45} – {33} – {2} = {10}

Trick:

Step 1: {33} + {2}

Step II: is not applicable here.

Step III: {45} – {35}

Word Problems

• Example:

There were 56 student in a school for class test. How many students have passed the test if 32 students were not appeared for the test?

(a) 23                                         (b) 24

(c) 22                                        (d) 26

(e) None of these

Answer (b)

Explanation:

Therefore, option (b) is correct.

• Example:

(a) 4                                          (b) 5

(c) 3                                          (d) 2

(e) None of these

Answer (a)

Explanation: \[62=4\]. Therefore, option (a) is correct.