3 x 10 = ?
30
14 x 1 = ?
14
? x 9 = 18
2 x 9 = 18
What happens when you multiply a number by zero?
Explain why.
A number multiplied by zero is zero because groups of zero are groups of nothing.
Six students each took 5 pictures on a field trip. How many pictures did the students take in all?
30
6 x 0 = ?
0
? = 7 x 9
63
8 = ? x 1
8 = 8 x 1
A tree has 6 branches. On each branch there are 9 apples. How many apples are on the tree altogether?
54 apples
Arjun has 4 pairs of shoes in his closet. Which equation expresses how many shoes are in Arjun’s closet?
4 x 2 = 8
7 x 2 = ?
14
3 x 9 = ?
27
8 x 5 = ?
8 x 5 = 40
An art teacher has colored markers. Each marker is red, green, or purple. The teacher has 10 of each color.
How many markers does she have?
30 markers
Kayla is making jewelry. She wants to put 5 beads on a bracelet and 10 beads on a necklace. If Kayla makes 7 bracelets and 4 necklaces, how many beads does she use?
5 x 7 = 35 beads for bracelets
10 x 4 = 40 beads for necklaces
35+40=75 beads total
? = 9 x 6
54
7 x 3 = ?
21
7 x ? = 63
7 x 9 = 63
There are 8 rows in Mia’s section at the stadium. There are 9 seats in each row. How many seats are there in all?
72 seats
Brianna has a muffin pan that makes 9 muffins. She wants to make a total of 64 muffins. She says that she needs to bake 7 batches. Is Brianna correct? Explain.
No. If she made 9 muffins 7 times (9x7) she would have 63 muffins and be short one muffin. Brianna needs to make 8 batches.
9 x 9 = ?
81
15 x 10 =?
150
27 = 3 x ?
27 = 3 x 9
Keegan eats 2 bananas every day for 6 days. To find how many bananas he ate in total, he wrote an equation.
2 + 6 = 8 bananas
Do you agree with Keegan’s reasoning? If not, explain.
6 x 2 = 12 bananas
Jayden has 5 pet birds. Each bird eats 2 tablespoons of seed per day.
Jayden has 1 cup of seed, which is 16 tablespoons.
Does he have enough to feed his birds for 2 days? Explain.
No. The amount of bird seed he would need for 2 days is 20 tablespoons, and Jayden only has 16 tablespoons.