Second Grade Math Study Guide 3rd 9 Weeks With Answers Page 3
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8Understand that the three digits of a three digit number represent the amounts of hundreds, tens, and ones (NBT.1)
Look at the number of cubes.
What number is represented by the drawing?
A. 642
B. 452
C. 462
D. 92
Answer: C
Count within 1000; skip count by 5’s, 10’s and 100’s (NBT.2)
Franklin was counting by tens. He said the following numbers. What number goes in the blank?
420, _________, 440, 450, 460
A. 431
B. 500
C. 440
D. 430
Answer: D
Macy is counting back by tens.
680, 670, 660, ___________
What number will Lucy say next?
A. 690
B. 650
C. 662
D. 665
Answer: B
Fill in the missing numbers: 295, 300, __________, __________, __________
(Answer: 305, 310, 315)
Read and write numbers to 1000 using base-ten numerals, number names, and expanded form (NBT.3)
What is 396 written in expanded form?
A. 300 + 900 + 6
C. 300 + 6
B. 300 + 6
D. 6 + 90 + 300
(Answer: D)
What is 238 written in word form?
A. two hundred thirty -eight
C. two hundred eight
B. two thirty hundred eight
D. two thousand thirty hundred eight
(Answer: A)
What number goes in the blank?
4 + 60 + ________ = 364
A. 46
C. 428
B. 300
D. 600
( Answer: B)
Lucia wrote the number 603 in expanded form.
How is that number written in expanded form?
A. 600 + 3
C. 3 + 60
B. 60 + 3
D. 6000 + 30
Answer: A
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