Vocabulary
1) You can decompose a factor in a ______ fact to help find the product.
multiplication
9) page 162
B.
15) page 163
9
BONUS!
You win 100 points!
3) The ____ is the answer to a multiplication problem.
product
2) A(n) _____ is an arrangement of objects in rows and columns.
array
10) page 162
B.
BONUS!
You win 200 points!
2) page 165
2 x 7 = 14
4 x 7 = 28
28 / 4 = 7
4) The ____ shows factors and their products.
multiplication fact table
5) When you _____, you break a number into different parts.
decompose
11) page 162
56 pencils
17) page 163
12
Fluency Talk (page 166)
How can you use doubling to multiply by 4?
Doubling 2 gives you 4 (2 x 2 = 4); if you multiply something by 2, you can figure out what it would be times 4 by doubling it again.
7) The ____ is the number you divide by.
dividend
6) The number that is being divided is the ______.
divisor
12) page 162
3
3 sets
14) page 162
D.
Fluency Talk (page 166):
What pattern can help you multiply by 5?
Skip counting by 5 and knowing 5s and 10s, because 5 is half of 10.
16) page 163
11
8) The ____ says that when you multiply a factor by two addends, first multiply the factor and each addend, then add the products.
distributive property
13) page 162
6 x 11 = (___ x 10) + (6 x ___)
(6 x 10) + (6 x 1)
60 + 6
= 66
18) page 163
7
19) page 163
B. & C.
1) page 165
5 x 2 = 10
5 x 4 = 20
20 / 4 = 5