Mrs.Isoceles has graded 20% of her 150 students papers how many papers does she still need to grade

2 answers:

6 0

Turn 20% into decimal which equals .20 then multiply 150 x .20 and you will get 30.

3 0

The answer is 30. you can find the unit rate but the calculator was invented a long time ago so i used that ;)

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