Kate bought 7 packs of red bouncy balls and 6 packs of yellow bouncy balls. Each pack contained 18 bouncy balls. How many more red bouncy balls than yellow bouncy balls did Kate buy?
How many red bouncy balls did Kate buy? ** Kate bought 7 packs × 18 balls/pack = <<7*18=126>>126 red bouncy balls.
How many yellow bouncy balls did Kate buy? ** She also bought 6 packs × 18 balls/pack = <<6*18=108>>108 yellow bouncy balls.
How many more red bouncy balls than yellow bouncy balls did Kate buy? ** Kate bought 126 balls - 108 balls= <<126-108=18>>18 more red bouncy balls than yellow bouncy balls.
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