Respuesta :

warriorcatsfan14

Answer:

number 21: 5 ten thousands, 7 hundreds, 7 tens and 7 ones

Step-by-step explanation:

7 tens = 70

7 ones = 7

which equals 77, if the number is 50,777, you can see the last two digits in the tens and ones place are 7 and 7.

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