Addition
Subtraction
Fractions
Decimals
Surprise!
100

What is the name of the answer to an addition equation?

Sum

100

What is the name of the answer to a subtraction equation?

Difference

100

What is the name of the top number of a fraction?

Numerator

100

Complete the place value pattern.

tens, ones, tenths, __________

hundredths

100

6 x 10 =

60

200

45,983 + 27,357 =

73,340

200

When you write a subtraction equation, does it matter which number you write first?  Why?

Yes, the larger number must be first (or on top) because you're taking an amount away from the larger number.

200

What is the name of the bottom number of a fraction?

Denominator

200
Which is larger--tenths or hundredths?  

tenths

200

What is the pattern?

4, 8, 12, 16, 20

+4

multiples of 4

300

237,875 + 489,668 =

727,543

300

573 - 382 =

191

300

Which fraction is closer to 1?

6/12  or  8/9

8/9

300

True or False?

3/100 = 0.3

False.  3/10 = 0.3

300

Write 6,398 in expanded form.

6,000 + 300 + 90 + 8

400

Write the number that is 20,000 greater than 156,459.

176,459

400

6,538 - 3,279 =

3,259

400

True or False?

1/3 = 3/9

True

400

Read this decimal:

46.83

Forty-six and eighty-three hundredths

400

What is the value of the 7 in 372,408?

70,000

500

198,609 + 356,077 =

554,686

500

8,504 - 2,646 =

5,858

500

True or False?

A fraction is always less than 1.

False.  Fractions can represent a value greater than 1.  For example, 5/3 is greater than 1.

500

True or False?

34.09 > 34.2

False. Two tenths is greater and zero tenths.

500

Read this number.

487,127

Four hundred eighty-seven thousand one hundred twenty seven

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