Vocabulary
What is an equation?
A number sentence that uses the equal sign to show that two amounts are equal
List the multiples of 2 from 0-10
0,2,4,6,8,10,12,14,16,18,20
8 x 8 =
64
Alyssa has 9 nickels in her bank. How much money does Alyssa have in nickels ?
45
What is the answer to a subtraction problem called?
difference
What does the Zero Property of Multiplication say?
That whenever you multiply a digit by 0, the answer is always 0.
List the multiples of 5 from 0-10
0,5,10,15,20,25,30,35,40,45,50
10 x 10 =
100
Alyssa was at the beach for five days and found 6 seashells every day. How many seashells did Alyssa find during the beach trip ?
30
What do arrays have to have?
Equal columns and rows
What is a multiple?
A number that is the product of two counting numbers
List the multiples of 4 from 0-10
0,4,8,12,16,20,24,28,32,36,40
20 x 8 =
160
Tom goes fishing with Fred. Tom catches 7 trout. Fred catches twice as many trout as Tom. How many trout did the boys catch in all?
21
What are two models you can use when showing your work?
array, bar model, groups, part/part/whole
What is the Commutative Property of Multiplication?
The property that states that you can multiply two factors in any order and get the same product
0,6,12,18,24,30,36,42,48,54,60
3 x 6 = ___ x 2
9
Jason, Jessica, and Sara each have 9 erasers. How many erasers do they have have in all ?
27
What is the pattern for multiples of 9?
The digits added together equal 9. The ones place increases and the tens place decreases
What is the Distributive Property of Multiplication?
The property that states that multiplying a sum by a number is the same as multiplying each addend by the number and then adding the product
What the multiples of 8 from 0-10
0,8,16,24,32,40,48,56,64,72,80
2
Dan has 6 yellow balloons. Benny has 3 times more yellow balloons than Dan. If Benny pops 2 of his balloons, how many does he have?
16
What is place value?
The value of each digit in a number based upon the location of the digit