1. how can this model be used to determine 2.3−0.26 ?
enter your answers in the boxes (...
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Mathematics, 14.11.2019 02:31 Naysa150724
1. how can this model be used to determine 2.3−0.26 ?
enter your answers in the boxes (picture included)
the model shows a total of 2 wholes and 3 tenths. after regrouping 1 tenth into 10 hundredths, there are 2 wholes, tenths, and hundredths. after crossing out 2 tenths and 6 hundredths, there are 2 wholes, tenths, and hundredths remaining. therefore, the difference of 2.3 and 0.26 is
2. yasmine estimated the difference of 87.71 and 5.8 by rounding each number to the nearest whole.
what was yasmine's estimate, and what is the actual difference of the numbers?
enter your answers in the boxes.
yasmine estimated the difference to be the actual difference is __
.
.
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