When you find one more, you add one. For example, ‘one more’ than 2 is 3. When you find one less, you take one away. For example, ‘one less’ than 3 is 2. Why not see how much you know about this topic ...
To compare numbers, you need to look to see if a number is 'greater than' or 'less than' another number. You can use symbols to help you compare numbers: Small numbers are easy to count, but when ...
My best friend tests his 5 year old basic math questions from store-bought material which is good for one time use (his son memorizes the answers) …. but he wants to give him more practice.