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BIG IDEAS 1 Chapter 2 Review. Draw a quick picture that shows the sentence. Write the related multiplication sentence. 4 + 4 + 4 + 4 + 4 = 20. 4 + 4 + 4 + 4 + 4 = 20. 5 groups of 4 = 20 5 x 4 = 20. Draw a quick picture that shows the sentence. Write the related division sentence.
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Draw a quick picture that shows the sentence. Write the related multiplication sentence. 4 + 4 + 4 + 4 + 4 = 20
4 + 4 + 4 + 4 + 4 = 20 5 groups of 4 = 205 x 4 = 20
Draw a quick picture that shows the sentence. Write the related division sentence. 21 – 7 – 7 – 7 = 0
21 – 7 – 7 – 7 = 0 21 divided into groups of 7 = 3 groups21 ÷ 7 = 3
Marie ordered 20 slices of pizza. Each of her friends will eat 2 slices of pizza. If 4 friends already have eaten, how many more people can eat?
2 pieces each 4 friends have already eaten 20 slices 2 x 4 = 8 slices eaten 20 – 8 = 12 slices left 12 ÷ 2 = 6 6 friends can still eat
Jayna bought lunch for her friends. She bought 2 salads, 3 sandwiches, and 5 drinks. How much change did she get from $50?
Alyssa used the number line to model an equation. What division equation does her model represent? 6 4 5 1 2 3 0
6 ÷ 2 = 3 6 4 5 1 2 3 0
Suppose a roller coaster at Busch Gardens has rows of 6 seats. The roller coaster is full. Which number could be the total number of people on the ride? 14 45 48 57
14 45 48 57 48 ÷ 6 = 8 48 is the only number listed divisible by 6
David places an equal number of books on each of 5 shelves. He drew this array to show the total number of books on the shelves. Write the multiplication expression represented by the array.
5 rows of 6 = 5 x 6 = 30
Taylor put her 24 quarters in 8 equal rows and drew this model. Write the expression you could use to find out how many quarters are in each row.
8 x 4 = 32 Eva’s Card Eva is playing a fact family matching game. Which card shows an equation belonging to the same fact family as the equation on Eva’s card? 32 ÷ 6 = 32 32 ÷ 8 = 4 8 + 4 = 12 8 x 5 = 32
8 x 4 = 32 Eva’s Card 32 ÷ 8 = 4
Jonathon has 42 stickers. He divides the stickers equally among him and his 6 friends. How many stickers does Jonathon get?
6 friends plus Jonathon equals 7 42 ÷ 7 = 6 6 stickers each
4 4 Timothy drew rectangles on grid paper to find the product of 9 and 8, as shown below. Complete the expression to describe Timothy’s drawing. 9 9 ( ___ x ___ ) + ( ___ x ___ )
4 4 9 9 ( 9 x 4 ) + ( 9 x 4 )
Shayla read 7 pages in one day. Josiah read 4 times as many pages Shayla. How many pages did Josiah read?
7 x 4 = 28 28 pages
The space shuttles that were in service in 2000 were Atlantis, Discovery, Columbia, and Endeavour. Each space shuttle used 2 solid rockets boosters. How many solid rocket boosters are used on the shuttles all together?
4 x 2 = 8 8 boosters
Tyler is writing a list of multiples of 4. What digits can NOT be in the ones place? (There are five of them!)
1, 3, 5, 7, and 9 can not be in the ones place. The multiples of 4 are: 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, …
Scott spent $54 on 9 PS3 games. The cost of each game was the same. Write a multiplication sentence that can be used to find the cost of one game.
Matthew buys packs of baseball cards. If each pack has 7 cards and Matthew has 56 card total, which factor is missing? x 7 = 56
x 7 = 56 8 x 7 = 56
Ben practices karate for 2 hours a day. He practices 4 days a week. How many hours does Ben practice in 3 weeks?
2 x 4 = 8 Ben practices 8 hours in one week. 8 x 3 = 24 Ben practices 24 hours in 3 weeks.