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How can these models be used to find the sum 1.8 + 1.56?




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The models show a total of 2 wholes,

tenths, and BLANK

hundredths. After regrouping 10 tenths into 1 whole, there are BLANK

wholes,

tenths, and BLANK

hundredths. Therefore, the sum of the numbers is BLANK

.

Respuesta :

abidemiokin

The sum of  1.8 and 1.56 is 3.36 according to the model

Sum of decimals

Given the expression  1.8 + 1.56

USing the partial sum method

  • 1.8 + 1.56 = (1.0 + 0.8) + (1.0+0.56)

Regroup as whole and decimal number

1.8 + 1.56 = (1.0 + 1.0) + (0.8 +0.56)

1.8 + 1.56 = 2.0 + 1.36

1.8 + 1.56 = 3.36

Hence the sum of  1.8 and 1.56 is 3.36 according to the model

Learn more on sum of decimal here: https://brainly.com/question/19127052

2uniquett

Answer:

im working on the same one..

Step-by-step explanation:

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