
Exploring Addition Strategies for 3rd Grade Math

Interactive Video
•
Mathematics
•
1st - 5th Grade
•
Hard
+5
Standards-aligned

Ethan Morris
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in breaking down a number using expanded form?
Identify the hundreds place
Write the number as a sum of its place values
Divide the number by 10
Add the numbers together
Tags
CCSS.2.NBT.A.3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When adding 158 and 261 using expanded form, what is the sum of the tens place?
120
110
100
130
Tags
CCSS.2.NBT.B.7
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of adding 431 and 38 using expanded form?
499
479
469
489
Tags
CCSS.2.NBT.B.7
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you use a number line to add 158 and 47?
Subtract smaller number from larger
Multiply the numbers
Add in increments of tens and ones
Divide the larger number by the smaller
Tags
CCSS.1.NBT.C.4
CCSS.2.MD.B.6
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final result when adding 458 and 321 using a number line?
778
780
781
779
Tags
CCSS.2.NBT.B.7
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the standard algorithm, what do you do with a carry-over digit?
Multiply it by 10
Subtract it from the result
Ignore it
Add it to the next higher place value
Tags
CCSS.6.NS.B.3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sum of 457 and 25 using the standard algorithm?
492
502
482
472
Tags
CCSS.2.NBT.B.7
CCSS.3.NBT.A.2
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