Question

(7×4)×What equals 280. I need help with this kind of math. Trying to help my 10 year old daughter.

Answer 1

For a more easier method;

Calculate: 7x4 = 28

Then just multiply it by 10.

28 x 10 = 280

7 x 4 x 10 = 280.

Answer 2

It's 10.

7*4=28.

280/28 = 10.

Hope this helps.