Question
Pamela had a total of 260 black and yellow marbles. She used 45 of her black marbles and bought another 44 yellow marbles. The number of yellow marbles she had then become 13 the number of black marbles. How many less yellow marbles than black marbles did she have at first?
4 m

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Pamela had a total of 260 black and yellow marbles. She used 45 of her black marbles and bought another 44 yellow marbles. The number of yellow marbles she had then become 13 the number of black marbles. How many less yellow marbles than black marbles did she have at first?