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What is the sum of 2 + 0.42 + 1.8?
a: 4 ones, 2 tenths, 2 hundredths
b: 4 ones, 2 tens, 2 hundreds
c: 2 ones and 6 tenths
d: 8 ones

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Respuesta :

the answer is a, you add the numbers up get 4.22 which is equivalent to 4 whole aka ones and since .22 is a decimal you use your tenths and hundredths

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