Chua Ying xuan's answer to Cindy's Primary 4 Maths Singapore question.

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Chua Ying xuan
Chua Ying Xuan's answer
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Not sure if this working is okay
Cindy
Cindy
3 years ago
But how we find the 4 consecutive numbers?
Chua Ying xuan
Chua Ying Xuan
3 years ago
Since the smallest number is 20, the 4 consecutive numbers are 20, 22, 24 and 26. They are even numbers and add up to 92.
Chua Ying xuan
Chua Ying Xuan
3 years ago
do you know how to get 20?
Cindy
Cindy
3 years ago
But any others beside this method? Thank you.