Adding
50 + 50
100
8,000 - 4,000
4,000
40 x 4
160
What is an angle that is exactly 90 degrees called?
Right Angle
Read this number!
125 + 342
467
250,000 - 999
249,001
500 x 200
100,000
What is an angle bigger than 90 degrees called?
Obtuse Angle
62
36
2,000 + 800 + 50 + 7
2,857
7,180 - 4,385
2,795
134 x 6
804
What is an angle smaller than 90 degrees called?
Acute Angle
What year was Mr. Kempff born?
1988
51,472 + 7,078
58,550
600,000 - 399,410
200,590
19,873 x 7
139,111
What are two lines that will never meet called?
Parallel Lines
Rounded to the nearest hundred, about how man students are in this school?
168,739 + 94,035 + 33,867
296,641
138,925 - 47,316 - 23,197
68,412
87 x 78
6,786
What is a line with one end point and the other end goes on forever called?
A Ray
1 + 9 + 8 = 1
13 + 80 + 99 =
ten or 10