ICSE ICSE Class 7 - CISCE Question Bank Solutions

Evaluate:

(−1) × (−1) × (−1) × (−1) × ...70 times

Evaluate: (-2) × (-3) × (-4) × (-5) × (-6)

Evaluate: (-3) × (-6) × (-9) × (-12)

Evaluate: (-11) × (-15) + (-11) × (-25)

Evaluate: 10 × (-12) + 5 × (-12)

`(-15)/1` in integer form is ______

`23/(-1)` in integer form is ______

If 18 = `18/"a"` then a = _____

If - 57 = `57/"a"` then a = _____ 

Which of the following are not rational numbers: -3

Which of the following are not rational numbers: 0

Which of the following are not rational numbers: `0/4`

Which of the following are not rational numbers: `8/0`

Which of the following are not rational numbers: `0/0`

Multiply:  0.87 by 10

Multiply: 2.948 by 100

Multiply: 6.4 by 1000

Multiply: 5.8 by 4

Multiply: 16.32 by 28

Multiply: 5.037 by 8