Math review - November | Baamboozle - Baamboozle

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Math review

Study Slideshow

All even numbers have one of these digits in the one's place.

0, 2, 4, 6, or 8

15

All odd numbers have one of these digits in the one's place.

1, 3, 5, 7, or 9

15

What makes a number composite?

Having more than one pair of factors.

15

What makes a number prime?

Having exactly one pair of factors.

15

Round 19.872 to the nearest whole.

20

10

Round 1,342,452 to the nearest ten thousand.

1,340,000

10

What are the factors of 50?

1, 2, 5, 10, 25, 50

10

What are the factors of 21?

1, 3, 7, 21

10

How do we compare fractions?

With a BEAUTIFUL butterfly.

10

Put the decimals in order from least to greatest: 0.9, 0.098, 9, 0.89

0.098, 0.89, 0.9, 9

15

Two fractions with the same value are called

equivalent fractions

15

What place value is the 8 in in the number 103.834

tenths

15

For us to add fractions, they need to have...

common denominators

15

The fraction shown is equal to what decimal?

0.75

15

To make a fraction into a decimal we

Use division!

15

The greatest common factor of 8 and 16 is

8

20