Addition Sentence
Multiplication Sentence
Arrays
Solving for the Unknown
Word Problems
100
Write the addition sentence for the array.
4 + 4 + 4 = 12
3 + 3 + 3 + 3 =12
100
Write the multiplication sentence for 5 + 5.
5 x 2 = 10
2 x 5 = 10
100
Draw an array for 3 x 2 and solve.
3 x 2 = 6
100
Solve for t.
t x 3 = 9
t = 3
100
Sally has two rows of 4 blueberry bushes. How many blueberry bushes does she have in all?
8 blueberry bushes
200
Write an addition sentence for 6 x 4.
6 + 6 + 6 + 6 = 24
4 + 4 + 4 + 4 + 4 + 4 = 24
200
Write the multiplication sentence for the array. 
5 x 3 = 15
3 x 5 = 15
200
Draw an array for 5 + 5 + 5 + 5 and solve.
5 + 5 + 5 + 5 = 20
200
Solve for y.
7 x y = 14.
y = 2
200
McKenna wants to run for class president this year. She wants to put 8 posters on each hallway of the school. If there are 5 hallways total, how many posters does she need to make altogether?
8 x 5 = 40
5 x 8 = 40
40 posters
300
Write the addition sentence for the array.
7 + 7 + 7 + 7 + 7 = 35
5 + 5 + 5 + 5 + 5 + 5 + 5 = 35
300
Write the multiplication sentence for 8 + 8 + 8 + 8.
8 x 4 = 32
4 x 8 = 32
300
Draw an array for 10 x 3 and solve.
10 x 3 = 30.
300
Solve for a.
a x 9 = 27
a = 3
300
George has 4 packs of gum with 6 pieces of gum in each pack. Billy has 6 packs of gum with 4 pieces in each pack. Who has more gum? Why?
They have the same amount of gum.
4 x 6 = 24
6 x 4 = 24
400
Write the addition sentence for 2 x 7.
2 + 2 + 2 + 2 + 2 + 2 + 2 = 14
7 + 7 = 14
400
Write the multiplication sentence for the array. 
4 x 4 = 16
400
Draw an array for 3 + 3 + 3 + 3 + 3 + 3 and solve.
3 + 3 + 3 + 3 + 3 + 3 = 18
400
Solve for r.
1 x r = 7.
r = 1
400
Samantha bought 4 bags of candy. Each bag had the same amount of candy. She gave 7 pieces of candy to her sister. Now she has 29 pieces of candy left. How many pieces of candy were in each bag?
9 pieces of candy.
29 + 7 = 36 (amount of candy she started with)
36 split evenly into 4 bags = 9 pieces each
9 x 4 = 36
500
Write the addition sentence for the array.
9 + 9 + 9 + 9 = 36
4 + 4 + 4 + 4 + 4 + 4 + 4 + 4 + 4 = 36
500
Write the multiplication sentence for 9 + 9 + 9 + 9.
9 x 4 = 36
4 x 9 = 36
500
Draw an array and write the multiplication sentence AND addition sentence.
500
Solve for w x 7 = 21
w = 3
500
Billy bought 6 bags of potatoes at the store. Each bag had the same number of potatoes. He used 4 of the potatoes to make dinner. Now he has has 20 potatoes left. How many potatoes were in each bag?
4 potatoes
20 + 4 = 24
24 split evenly between 6 bags = 4 potatoes in each bag
4 x 6 = 24