Ashley’s math average decreased 12 points to 78. Then she completed an extra credit assignment and raised her final average by 5 points. Write an equation to show how Ashley’s average changed.
3 answers:
What was her starting average? 93 points
How much did her average increase or decrease, overall? 5 points
What was her final average? 83 points
Her starting adverage was 90
Overall change=7
Final adverage=83
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