There were $46$ balls on the playground. $20$ were soccer balls and $15$ were basketballs. The rest were tennis balls. How many were tennis balls?

Full solution

Q. There were

46

balls on the playground.

20

were soccer balls and

15

were basketballs. The rest were tennis balls. How many were tennis balls?

Determine total number of balls: Determine the total number of balls on the playground. $\newline$ The total number of balls given is $46$ .
Determine number of soccer balls: Determine the number of soccer balls. The number of soccer balls given is $20$ .
Determine number of basketballs: Determine the number of basketballs. $\newline$ The number of basketballs given is $15$ .
Calculate number of tennis balls: Calculate the number of tennis balls. $\newline$ To find the number of tennis balls, subtract the number of soccer balls and basketballs from the total number of balls. $\newline$ Number of tennis balls $=$ Total number of balls $-$ Number of soccer balls $-$ Number of basketballs $\newline$ Number of tennis balls $= 46 - 20 - 15$ $\newline$ Number of tennis balls $= 26 - 15$ $\newline$ Number of tennis balls $= 11$