Show:
Properties of numbers
Factors and Fractions
Operations with Fractions
Decimals
Mix
100
What is the zero or identity property of addition?
Zero or identity property of addition is 0 plus any number equals the same number. Ex) 88+0=88, 1748+0=1748
100
What is the divisibility rule for 8?
The last 3 digits are divisible by 8 Ex) 2160, and 1888 are divisible by 8.
100
What is 1/2 + 1/2?
1 (Whole)
100
4.13 + 2.4
What is 6.53
100
Convert 3/8 into a decimal?
What is 0.375
200
What property is being used here? 72 x 0=0
It is the zero property of multiplication.
200
What is the GCF of 25 and 45?
The GCF of 25 and 45 is 5.
200
What is 17/20- 2/5?
It is 9/20.
200
53. 63 - 25. 52
What is 28.11
200
Simplify 25/65
What is 5/13
300
What is the associative property of multiplication/ addition?
It is that the groups don't change the answer. Ex) (2+10)+6=2+(10+6), 2 x (10 x 6)= (2 x 10) x 6
300
What is the LCM of 40 and 28?
The LCM of 40 and 28 is 280.
300
2/3 * 9/4
What is 3/2 or 1 and 1/2
300
4.3 * 2.1
What is 9.03
300
The ascending order of 3/6, 2/5 and 7/10 is
What is 2/5, 3/6, 7/10
400
What is the property that is shown below? 23+8=8+23, 7 x 10= 10 x 7
It is the commutative property of addition/ multiplication.
400
What is the prime factorization of 48? Show it in expanded & exponential form.
Expanded= 2 x 2 x 2 x 2 x 3 Exponential= 2^4 x 3
400
2 3/5 divided by 1 4/15
What is 39/19
400
6.34 divided by 0.2
What is 31.7
400
The prime numbers under 30 are
What is 2, 3, 5, 7, 11, 13, 17, 19, 23, 29
500
What is multiplicative identity?
It is that any number times 1 is going to be that number. Ex) 11 x 1= 11, 33 x 1= 33
500
What is larger? 4/25 or 0.23?
4/25<0.23
500
How many cakes can you make if your require 3/4cup of milk and you have 5 cups available?
What is 20/3 or 6 2/3
500
4.657 + 4.3 * 2.5
What is 15.407
500
How many possibilities are there of splitting 48 people into rows?
What is 10 possibilities