4-5 20-30
Estimate: 909 X 289 =
What is 485012 [460762-509262]?
17 x 17 (or 172) =
What is 289?
5 1/4 xx 3 1/4=
17 1/16
Estimate 798 xx 705=
What is 562590 [534461 - 590719]?
7 2/3 xx 8 2/3 =
What is 66 4/9?
3/5 = %
What is
60/100 = 60%
60-:0.4 =
what is 150? (150 x .4 =60)
7^2 - 3^2
What is 40?
If N = -8, then 7 + 5N =_______
What is -33? (7 + (5 x -8))
2.75 hours = __________ mins
What is 165 minutes? ((2 x 60) + 45 mins)
576 xx 11 =
What is 6336?
32 pints = ____ gallons
What is 4 gallons (8 pints in a gallon)
13^2 - 7^2 =
What is 120?
16^2 - 24^2 =
What is -320 (16+24)(16-24) = 40 x -8 ?
If 8x - 15 = 6x -37, then x = _______
X = -11 (8x-6x = 2x) (-37 +15 = -22) 2x= -22, x = -11
7.5 hours = ____ minutes
What is 450 minutes?
7/25 = _____ decimal
What is 0.28? (28/100)
35^2 - 34^2 =
What is 69?
5 1/6 Feet = ____ inches
What is 62 inches? (12in = 1 ft), 12/6 = 2in
The area of a rectangle whose length is twice its width is 98cm2. Length =___cm
WHat is 14 (2w x w = 2w2=98cm2. 98/2 = 49.
sqrt49
12/25 - 2/25 =
What is
10/25 = 2/5
6 is to 9 as ____ is to 45?
What is 30
6/9 =30/45
30^2 - 25^2=
What is 275?
The smallest prime number greater than 31 is____?
What is 37?
18 is to 24 as ____ is to 36
What is 27? (18/24 = 27/36)