A similar rote recitation exercise I recall from (a british) school was of the form '[Seven] [Seven][s] [is|are] [Forty-Nine]', of which only the 'is' is redund

A similar rote recitation exercise I recall from (a british) school was of the form '[Seven] [Seven][s] [is|are] [Forty-Nine]', of which only the 'is' is redundant, and is a single short syllable.