What is the place value of $7$7 in $1575$1575?

Ones

Thousandths

Hundredths

Tenths

Tens

Write six and one tenths as a decimal.

Convert $13$13 cents into dollars, rounding your answer to the nearest $2$2 decimal places.

Convert $7$7mm into cm. Express your answer in decimal form.

Understand operations on fractions, decimals, percentages, and integers