It was about 12 years ago when Paul Britt noticed a problem. His students were struggling with subtraction, using algorithms they learned from addition that did not translate to the new operation ...

Subtraction is when you find the difference between two values. Find out how to subtract, or take away, with this KS2 Bitesize maths guide.

I'm building a king size Mid-Century/Japanese inspired modern platform bed. If you plan to build this for a different size mattress, simply subtract or add the difference in mattress size on the bed.

Brain neurons subtract images, use differences. ScienceDaily. Retrieved June 2, 2025 from www.sciencedaily.com / releases / 2013 / 12 / 131217104240.htm. Ruhr-University Bochum.

Former teacher shares subtraction strategy in math book for children , Just after David Costa was nominated for the "Disney Teacher of the Year" award at the Gidley School in Dartmouth, he decided … ...

So the way to subtract 38 from 325 involves establishing the difference between 38 and 40 (2), 40 and 100 (60), 100 and 300 (200), and 300 and 325 (25).