Addition
548 + 589 =
1,137
7,432 − 3,685 =
3,747
Round 4,367 to the nearest 10.
4,370
347 + 218 ≈ ______
600
Which type of angle measures less than 90°?
Obtuse
1,243 + 2,895 =
4138
8,105 − 4,769 =
3,336
Round 7,241 to the nearest 100.
7,200
582 + 164 ≈ ______
800
Which type of angle measures exactly 90°?
Right
4,327 + 2,518 =
6,845
6,214 − 2,857 =
3,357
Round 5,682 to the nearest 1,000.
6,000
726 − 341 ≈ ______
400
How can I describe a line segment?
6,154 + 3,729 =
9,883
9,003 − 5,468 =
3,535
Round 9,149 to the nearest 100.
9,100
493 − 178 ≈ ______
300
Lines that go on forever and never touch.
5,806 + 1,947 =
7,753
7,520 − 3,876 =
3,644
Round 3,758 to the nearest 10.
651 + 289 ≈ ______
900
What are perpendicular lines?
Lines that form a 90 degree angle.