Find the missing number
44 + ____= 50
Mental Addition
3rd Grade
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Mental Addition
Quiz
•
Mathematics
•
3rd Grade
•
Hard
Anthony Clark
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
10
7
3
6
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the missing number
10 + _____ = 50
20
10
50
40
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
69 + 30
99
89
100
19
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
55+69
124
114
134
126
5.
OPEN ENDED QUESTION
1 min • 1 pt
Use mental math to solve.
120 + 42 + 80
Evaluate responses using AI:
OFF
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
92 + 85 + 135 =
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve:
246 + 553 = ?
313
799
809
307
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