How can this model be used to determine 2.4−0.15 ?
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The model shows a total of 2 wholes and 4 tenths. After regrouping 1 tenth into 10 hundredths, there are 2 wholes,
tenths, and _________
hundredths. After crossing out 1 tenth and 5 hundredths, there are 2 wholes,
tenths, and ______
hundredths remaining. Therefore, the difference of 2.4 and 0.15 is _______
.
Question 2
What is 2.4−0.15?
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