Izylife online Maths class

Take ⅔ of a gross from five score.

What's the positive difference between ⅔ of 51 and 17½% of 200?

Simplify 2 ÷ 0.004

How many integers between 1 and 60 contain the digit 3 at least once?

If x = -5 and y = 3, then 2x² + xy - y² = ?

Calculate the area of a kite whose diagonals are 20 cm and 15 cm long.

A two-digit number is divisible of 8, 12 and 18. What's the number?

Evaluate
4n - 5 × 2n - 21n ÷ (-3)