ICSE ICSE Class 6 - CISCE Question Bank Solutions for Mathematics

Evaluate:

(6y − 13) − (4 − 7y)

Subtract:

5a − 3b + 2c from a − 4b − 2c.

Subtract:

4x − 6y + 3z from 12x + 7y − 21z.

Subtract:

5 − a − 4b + 4c from 5a − 7b + 2c.

Subtract:

− 8x − 12y + 17z from x − y − z.

Subtract:

2ab + cd − ac − 2bd from ab − 2cd + 2ac + bd.

Take − ab + bc − ca from bc − ca + ab.

Take 5x + 6y − 3z from 3x + 5y − 4z.

Take `(-3)/2"p"+"q"-"r"` from `1/2"p"-1/3"q"-3/2"r".`

Take 1 − a + a² from a² + a + 1.

From the sum of x + y – 2z and 2x – y + z subtract x + y + z.

From the sum of 3a – 2b + 4c and 3b – 2c subtract a – b – c.

Subtract x – 2y – z from the sum of 3x – y + z and x + y – 3z.

Subtract the sum of x + y and x – z from the sum of x – 2z and x + y + z

By how much should x + 2y – 3z be increased to get 3x?

The sum of two expressions is 5x² – 3y². If one of them is 3x² + 4xy – y², find the other.

The sum of two expressions is 3a² + 2ab – b². If one of them is 2a² + 3b², find the other.

Fill in the blanks:

6 × 3 = .............. and 6x × 3x = ............

Fill in the blanks:

6 × 3 = .............. and 6x² × 3x³ = ............

Fill in the blanks:

5 × 4 = .............. and 5x × 4y = ............