Multiplication
A factory produces 6 cars every hour. How many cars are produced in 8 hours?
6 x 8 = 48
48 cars
25 ÷ 5 = 5
5 trophies
Which of the following has a sum less than 1?
C) 2/5 + 3/7
2 x 7 = ?
14
If you plant 3 rows of carrots with 4 carrots in each row, how many carrots will you have in total?
3 x 4 = 12
12 carrots
Susan has 20 pieces of candy. She was going to share them equally with herself and 3 friends. How many pieces will each person get?
20 ÷ 4 = 5
5 pieces of candy
Helen had 2 small cheese pizzas. Helen gave her brother 7/8 of one pizza, and she ate all the remaining pizza. Which is a good estimate of the amount of pizza Helen ate?
C) 1 pizza
8 x 9 = ?
72
In a class there are 25 students and the teacher gives 12 papers to each of them. How many papers does the teacher give in total?
25 x 12 = 300
300 papers
Rebecca sorted 42 marbles into 7 groups equally. How many marbles are in each group?
42 ÷ 7 = 6
Joe found a sum of 2/6 when he added 1/4 + 1/2. Is Joe's answer reasonable?
B) No, because 2/6 is less than 1/2.
50 ÷ 2 = ?
25
If a car consumes 3 gallons of gas to travel 50 miles. How much gas will it consume to travel 150 miles?
50 x 3 = 150
3 x 3 =9
9 gallons of gas
A school bus can carry 50 children. How many buses are needed to transport 600 children?
600 ÷ 50 = 12
Owen has read 3/7 of the homework assignment. Drew has read 9/10 of the assignment. Which is a reasonable expression to estimate the difference in the parts of the assignments Owen and Drew have read?
C) 1 - 1/2
1,040 ÷ 4 =?
260