Lesson X. addition table of threes and fours


Lesson XI. addition word problems


Lesson XII. - addition table of fives and sixes


Lesson XIII. - addition practice


Lesson XIV. - addition table of sevens and eights


Lesson XV. - adding three numbers

Lesson XVI - addition table of nines and tens


Lesson XVII - adding four numbers




Lesson XI. addition word problems


Lesson XII. - addition table of fives and sixes


Lesson XIII. - addition practice


Lesson XIV. - addition table of sevens and eights


Lesson XV. - adding three numbers

Lesson XVI - addition table of nines and tens


Lesson XVII - adding four numbers


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