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3-Digit Missing Numbers Quiz

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3-Digit Missing Numbers Quiz

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Missing numbers in 3-digit ops

Created by

Nisha Mudgal
Nisha Mudgal
United States

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3-Digit Missing Numbers Quiz
 

3-Digit Missing Numbers QuizOnline version

Missing numbers in 3-digit ops

by Nisha Mudgal
1

123 + ? = 256; find the missing addend.

2

281 - ? = 144; what is the missing number?

3

? + 214 = 489; determine the missing addend.

4

305 - ? = 129; what's the missing number?

5

167 + ? = 301; find the addend.

6

? + 198 = 412; what is the missing addend?

7

420 - ? = 193; determine the missing number.

8

? - 256 = 115; what is the minuend?

9

389 + ? = 612; find the missing addend.

10

? - 145 = 230; what is the missing number?

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Use subtraction: 256 − 123 = 133.

Subtract 144 from 281: 281 − 144 = 137.

Subtract 214 from 489: 489 − 214 = 275.

Compute 305 − 129 = 176.

301 − 167 = 134.

412 − 198 = 214.

420 − 193 = 227.

371 − 256 = 115.

612 − 389 = 223.

375 − 145 = 230.

 
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