Ordering and Comparing Rational Numbers Challenge

Why is it important to simplify fractions when comparing rational numbers?

• It makes the fractions larger.

• It is required by mathematical rules.

• It helps in easier division when converting to decimals.

• It makes the numbers look nicer.

What does the fraction bar in a fraction represent?

• Subtraction

• Division

• Multiplication

• Addition

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

How do you convert a number in scientific notation with a negative exponent to a decimal?

• Move the decimal point to the right.

• Multiply the number by 10.

• Move the decimal point to the left.

• Add zeros to the end of the number.

What is the decimal equivalent of 60%?

• 0.06

• 6.0

• 0.6

• 0.60

When ordering decimals from least to greatest, which place value should you compare first?

• Ones

• Thousandths

• Hundredths

• Tenths

Tags

CCSS.5.NBT.A.3B

What is the decimal form of 16/25?

• 0.64

• 0.16

• 0.25

• 0.4

How do you convert a fraction to a percent?

• Subtract the denominator from the numerator.

• Add 100 to the numerator.

• Divide the numerator by the denominator and multiply by 100.

• Multiply the numerator by 100.

What is the first step in converting 1/64 to a decimal?

• Divide 64 by 1.

• Add a decimal point to 64.

• Divide 1 by 64.

• Multiply 1 by 64.

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

How do you convert 72% to a decimal?

• Add two zeros to the end.

• Move the decimal point two places to the left.

• Move the decimal point one place to the left.

• Move the decimal point two places to the right.

What is the decimal form of 1.2 x 10^-1?

• 0.012

• 0.12

• 1.2

• 12

Tags

CCSS.8.EE.A.3