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1 Count on from a three-digit number in ones


2 Add a single-digit number to a three-digit number


3 Add two multiples of 10 beyond 100


4 Count on in tens from a three-digit number


5 Add a multiple of 10 to a three-digit number mentally


6 Count on or back in multiples of 100

8 Add a multiple of 100 to a three-digit number


9 Add numbers with up to three digits using the column method




