What is the square root of 81?
9
What is the rule for twos?
It's that number doubled
EX: 4 x 2 = 8
4 + 4 = 8
The denominator on a number line represents?
the spaces or pieces
Write the digit that uses these numbers 8, 9, 4 only once, is an odd number and is less than 700.
489
Where is the 7 in the number 897,893
7,000 - thousands place
9 x 4 =
36
What does the numerator on a number line mean?
What is the square root of 121?
11
Write the mulitplication problem for the addition statement below:
7 + 7 + 7 + 7 +7 + 7 + 7
7 x 7 = 49
What is the rule for 5s?
It ends with either a 0 or a 5 (think of a clock)
Compare 6/9 and 8/9
<
Using Xs how do you represent the multiplication problem of 4 x 6?
xxxxxx
xxxxxx
xxxxxx
xxxxxx
675 + 987 =
1,662
What is the rule for nines?
Nines trick (use your fingers)
Compare 1/2 and 4/8
=
If the formula for area is length x width and there is a square with length of 4 cm. What is the area?
16 sq. cm or 16 cm2
456 + b = 979
b = 523
32 x 2 =
64
What is the mixed number (equivalent fraction) of the whole number 8 if the denominator is 6.
7 6/6
Using words write 7,843
Seven thousand eight hundred and forty-three