Match the arithmetic result

Exercise and reference answers

Matching pairs

1. Left

   Mean of 4, 8, 12, 16, 20

   Right

   12

2. Left

   5 numbers with mean 18: total

   Right

   90

3. Left

   Mean age: 20, 22, 24, 26 years

   Right

   23 years

Instructions

Tap each calculation and its matching answer.