Prime Math - Mental Addition & Subtraction
Authored by Janette Sychinggui
Mathematics
3rd Grade
Used 19+ times
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30 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Select the pairs of numbers that make 1000.
700 and 200
100 and 900
600 and 400
100 and 0
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Select the addition sentence that matches the number bond.
200 + 1000 = 800
200 + 600 = 800
200 + 800 = 1000
800 + 1000 = 1800
3.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
What is the missing number?
(a) + 300 = 1000
4.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
What is the missing number?
1000 - (a) = 500
5.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
What is the missing number?
700 - 300 = (a)
6.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Complete the pair of numbers that make 100.
65 and (a) make 100
7.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Complete the pair of numbers that make 100.
52 and (a) make 100
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