N.Q.A.1: Use units as a way to understand problems and to guide the solution of multi-step problems; choose and interpret units consistently in formulas; choose and interpret the scale and the origin in graphs and data displays.

Use units as a way to understand problems and to guide the solution of multi-step problems; choose and interpret units consistently in formulas; choose and interpret the scale and the origin in graphs and data displays.

Example Problems

A football field is

100\text{ yards}

long. Convert this length to meters. (Use

1\text{ yard} = 0.914\text{ meters}

.)

A regulation tennis ball weighs

2\text{ ounces}

. Convert this mass to grams. (Use

1\text{ ounce} = 28.35\text{ grams}

.)

A cheerleading tumbling strip is

42\text{ feet}

long. Convert this length to inches. (Use

1\text{ foot} = 12\text{ inches}

.)

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