Battle of the Brains

Numbers and Operations

100

Find the sum.

561 + 249

810

200

Find the difference.

973 - 628

345

300

Find the product.

8 x 6

48

400

Find the quotient.

32 / 4 =

8

500

Find the estimated sum. Round to the nearest 10 and then find the sum.

758 + 362

1,120

Geometry

100

Fractions! Plot 3/4 on a number line

Answer vary

200

Compare the fractions 1/3 and 1/5

1/3 > 1/5

300

What type of angle measures at 68 degrees

Acute

400

Draw an obtuse angle and its degrees

Answers vary

500

Are the fractions 4/8 and 6/12 equivalent? 

yes

Operations and Algebra

100

What three numbers come next in the pattern?

20, 24, 28, 

32, 36, 40

200

What property is shown?

1 + ( 2 + 3 ) = ( 1 + 2 ) + 3 

Associative Property

300

Sam brought 25 new books. He put his books even on his bookcase. On the book case there at 5 shelves. How many books are on each shelf?

5

400

What is the inverse equation for 30 / 6 = 5?

6 x 5 = 30 

500

What unknown number makes the equation true?

X / 4 = 7

x = 28

Measurement and Data

100

Find the perimeter of the shape.

Side 1: 10 ft

Side 2: 4 ft

Side 3: 10 ft 

Side 4: 4ft 

28 ft

200

Find the area of the shape.

Side 1: 5 cm

Side 2: 9 cm

Side 3: 5 cm

Side 4: 9 cm

45 cm

300

Find the elapsed time.

Start: 1:15 am

End: 5: 50 am

Elapsed: 

4 hours and 35 minutes

400

Find the end time:

Start: 4:05 pm

End:

Elapsed: 1 hours and 55 minutes

6:00 pm

500

Would you measure a baby bottle in mL or L?

mL

Random Skills

100

Round to the nearest 100.

45, 851

45, 900

200

Find the difference.

300 - 124

176

300

Find the product.

90 x 6 

540

400

Draw a 90 degree angle and classify it

Right angle

500

Order the fractions from least to greatest.

4/6, 2/6, 1/6, 5/6, 3/6

1/6, 2/6, 3/6, 4/6, 5/6