NARRATOR: Don't worry Snoot. A handy way of working out 5 add 7 is to make 10 first. Take your 5 shells Snoot, and add 5 from Fin's 7, which equals 10. That leaves 2 shells left over. So just add 2 to ...
What are positive and negative numbers? Any number above zero is a positive number. Positive numbers are written with no sign or a '\({+}\)' sign in front of them and they are counted up from zero to ...
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