4th Grade Math Review

Geometry

100

What is the angle sum for a RIGHT angle?

90 degrees

200

What is a quadrilateral?

a 4 sided shape

300

What shape has AT LEAST 1 pair of parallel lines?

A trapezoid

400

What's the perimeter for a rectangle that has a length of 10 and a width of 7?

34

500

What is the missing angle for a triangle with the angles 40 and 72?

68

Decimals

100

How would you say this number?

5.25

five and twenty-five hundredths

200

What is 63/100 as a decimal?

0.63

300

Comparer: 3.06 __ .99

3.06 > .99

400

Compare: 902.73 ___ 902.9

902.73 < 902.9

500

Jefferson bought 3 gatorades worth $3.75 from a grocery store. He gave the cashier $20.00. How much change does he get back?

He gets back $8.25.

Fractioins

100

What is an equivalent fraction to 1/2?

2/4, 3/6, 4/8, 5/10, 6/12...

200

2/3 + 2/3

4/3 or 1 1/3

300

2/10 + 70/100

9/10 or 90/100

400

Turn .7 into a fraction

7/10

500

4/6 + 4/12

12/12 or 1

Addition/Subtraction

100

97 + 65

162

200

789 + 475

1264

300

5301 - 2210

3091

400

5000 - 728

4272

500

300-77

223

Multiplication/Division

100

9 x 6

54

200

23 x 5

115

300

47 x 15

705

400

126 x 19

2394

500

231 x 32

7392