Evaluating Division and Multiplication Statements

Front

What is the result of dividing a number by a decimal and then multiplying by a power of ten?

Back

Dividing by a decimal can be converted to dividing by a whole number by moving the decimal point. Multiplying by a power of ten shifts the decimal point to the right.

Tags

CCSS.5.NBT.B.7

Front

True or False: 21.9 / 0.015 multiplied by 1,000 equals 2190 / 15.

Back

False. The correct calculation does not yield this equality.

Tags

CCSS.5.NBT.B.7

Front

What does it mean to evaluate a multiplication statement?

Back

To evaluate a multiplication statement means to calculate the product of the numbers involved.

Tags

CCSS.3.OA.A.1

Front

True or False: 9.3 / 0.3 multiplied by 10 equals 93 / 3.

Back

True. Both sides simplify to the same value.

Tags

CCSS.5.NBT.B.7

Front

How do you convert a division statement involving decimals to a simpler form?

Back

You can multiply both the numerator and the denominator by the same power of ten to eliminate the decimals.

Tags

CCSS.5.NBT.B.7

Front

True or False: 0.074 / 0.07 multiplied by 100 equals 7.4 / 70.

Back

False. The two expressions do not equal each other.

Tags

CCSS.5.NBT.B.7

Front

What is the relationship between division and multiplication in terms of fractions?

Back

Division can be seen as multiplying by the reciprocal. For example, a / b is the same as a * (1/b).

Tags

CCSS.6.NS.A.1

Front

True or False: 9.152 / 0.8 multiplied by 10 equals 91.52 / 8.

Back

True. Both expressions simplify to the same value.

Tags

CCSS.5.NBT.B.7

Front

What is the effect of multiplying a division statement by a power of ten?

Back

It shifts the decimal point in the result, making the division easier to interpret.

Tags

CCSS.5.NBT.A.2

Front

True or False: 9.345 / 0.05 multiplied by 100 equals 934.5 / 5.

Back

True. Both sides simplify to the same value.

Tags

CCSS.5.NBT.B.7