Q: 90 ones equals how many tens?

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90 + 7 is not and has never been equal to 70 + 9

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100 = (9x10) + (10x1) = 90 + 10

I think you mean HOW many tens make 900, so the answer is 90

671 hundreds 9 tens and 3 ones is 671+90+3 = 764 is written as seven hundred and sixty-four.

Related questions

9

9

Nine tens = 90 Ten ones = 10 90 + 10 = 100

90 x 10 = 900

There are 90,000 (ninety thousand) tens.

2.213 x 10 = 13090 x 1 = 90130 + 90 = 220220/100 = 2.2

9 tens + 12 ones = 9 × 10 + 12 × 1 = 90 + 12 = 102.

90

7 tens and 20 ones is 7 × 10 + 20 × 1 = 70 + 20 = 90 (ninety).

90 + 7 is not and has never been equal to 70 + 9

5,092

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