Arrays and Repeated Addition
Write the following as a multiplication sentence: 8+8+8+8+8
8 x 5
What is 4 times as many as 5?
20
2x10=
20
7x9
63
What happens to an object when forces are unbalanced?
It will move.
Draw an array for 4 x 3
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8 is twice as many as ____?
4
5x8=
40
9x9=
81
Name two text features in a non-fiction book.
Table of contents, headings, index, fun facts, etc.
Write a multiplication sentence for the following array @@@@@
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3 x 5
What is 3 times as many as 8?
24.
10x10
100
Write the correct symbol: 9 __3 = 30-3
x
What happens to a system if there is one big wheel and one small wheel on an axle?
It will curve around.
Fernando says you can add or multiply to join ANY groups. Is he correct? Explain.
No. You can add to put together any groups, but you can multiply only when the groups are equal.
Victoria has 6 pencils. She bought 4 more pencils at the school store. How many pencils does Victoria have now? What operation is used in this story? Solve.
Addition - 6+4=10
Name two patterns when multiplying by 10.
1. The tens digit of the product is the factor you multiply by 10.
2. The ones digit is a zero.
3. The product increases by 10 each time.
Write the correct symbols: 9___1 = 2___5
+, x
Which poles on magnets attract? North and North, South and South, or North and South?
North and South
Write an addition sentence and a multiplication sentence to solve the problem below: Regina has 6 new Furbys. Each new Furby takes 3 batteries. How many batteries will Regina need for the Furbys?
3+3+3+3+3+3=18
6 x 3 = 18
Which numbers do you name when you count to 12 by both 2s and 3s?
2, 12
Name two patterns to look for when multiplying by 2s AND 5s
2s: 1. Multiples of 2 are even numbers.
2. Multiples of 2 end in 0,2,4,6,8
3. Each multiple of 2 is 2 more than the one before it. 5s:
1. Each multiple of 5 ends in 0 or 5.
2. Each multiple of 5 is 5 more than the one before it.
The children in 3A are having a bicycle parade. There are 5 rows of bikes with 9 bikes in each row. How many bikes in all are in the parade?
45
Name three tools you can use to write an effective introduction for your informational piece.
Quote, story, description, fact, vocabulary, opinion, etc.