Question

Ali has 21 children in her class this year. last year she had 12 more children in her class. How many children were in Ali's class last year ?​

Answer 1

Answer:

33

Step-by-step explanation:

let total no of student last year be x

so this year=x-12=21

x=21+12

x=33

Answer 2

Answer:

Step-by-step explanation: