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John and Anne want to calculate $3.94−$1.97by first calculating $3.97−$1.97= $2John says in this case theyalsoneed...

John and Anne want to calculate $3.94−$1.97by first calculating $3.97−$1.97= $2John says in this case theyalsoneed tosubtract the $0.03 remaining from $2, while Anne says they must add it. Who is correct? Use two different models (e.g., number line and strip diagram) to represent this scenario to make it clear who is correct.\

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