Estimate and Cacluate
125 x 3
300
375
176 ÷ 8
22
Nancy has 25 books. Sara has 5 times more books than Nancy. How many books does Sara have ?
125 books
There are 43 calories in a candy bar. How many calories are there in 41 candy bars ?
1,763 calories
Estimate and Calculate
734 x 4
2800
2,936
485 ÷ 5
97
Sara has 255 orange balloons. This is 5 times more orange balloons than Sally. How many orange balloons does Sally have?
51 orange balloons
Mike bought 5 dozen eggs from the grocery store to bake some cakes. How many eggs did Mike buy?
60 eggs
Estimate and Calculate
834 x 8
6400
6672
Mary goes fishing with Joan. They catch 4 trout. If they equally split up the trout, how may will each one get ?
2 trout
Tom was at the beach for five days and found 88 seashells. He plans to share his seashells between himself and three friends equally. How many seashells will each person get?
22 seashells
Estimate and Calculate
612 x 74
42000
45288
The fourth grade is taking a field trip to the Baltimore Aquarium. If there are 544 fourth graders and each bus can hold 10 students, how many buses will the fourth grade need to take in order for all the students to attend?
55 buses
140 gold ornaments
Estimate and Calculate
578 x 94
54000
54332
6,488 ÷ 8
811
Mrs. Mathewson collected 12 eggs from 22 hens in her hen house. How many eggs did Mrs. Mathewson collect? If she sold the eggs for $2 each, how much money did she make?
264 eggs
$528
Mrs. Mathewson collected 264 eggs from her hen house. If each hen laid 12 eggs, how many hens laid eggs? Is this a division or multiplication problem?
Division