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 ...
It's useful to be able count forwards and backwards in 5s. It's much quicker than counting in 1s. There is a pattern when counting in 5s that can be easily seen on a 100 square or number line. Look at ...
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