Add/Subtract Fractions
3/5 + 4/9 =
47/45 or 1 2/45
3/8 x 4/9 =
12/72 or 1/6
Two words to describe a triangle with 3 equal sides
equilateral, acute
56 cm = _____mm (Remember 1 cm = 10 mm)
560
4.35 x 103 =
4350
7/8 – 2/5 =
19/40
6 ÷ 1/4 =
24
Two words to describe a triangle with 1 right angle and 2 equal sides.
Right, isosceles
25 qt = ______ gal (Remember 4 qt = 1 gal)
6 1/4
324 ÷ 102 =
3.24
4 ½ + 3 4/7 =
7 15/14 or 8 1/14
1/5 ÷ 9 =
1/45
A quadrilateral with one set of parallel sides.
Trapezoid
13.25 kiloliters =______ liters (Remember 1 kiloliter = 1000 liters)
13250
What is the value of the following expression: Three less than the product of seven and eight?
53
6 – 3 5/8 =
2 3/8
2 3/8 x 16 =
38
The most descriptive name for a quadrilateral with 2 sets of parallel sides, 4 equal sides, and 2 obtuse angles.
Rhombus
68 cm = _____m (Remember 100 cm = 1 m)
0.68
What is the value of the following expression: Twice as much as the difference of twelve and five?
14
9 1/3 – 5 3/7 =
3 19/21
5 ¼ x 8 3/5 =
45 3/20
Every square is a rhombus, but not every rhombus is a square. In order for a rhombus to also be a square, what must the rhombus have?
4 right angles
3 ¼ tons =_______ pounds (1 ton = 2000 pounds)
6500
Jack weighs 13 pounds more than Frank. Jack weighs 81 pounds. How many pounds does Frank weigh?
68