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\ 14-Nov-2025 Bharat Arora Proof-7 Reader’s Sign _______________________ Date __________
3. Add the numbers and check your answer.
a. T O b. T O c. T O
4 T O 2 T O 5 T O
6 1 0 3 6 3 5
+ 3 1 + 3 1 + 8 + + 2 4 +
T O
4. Madhuri has 28 ribbons, Surabhi has 24 ribbons.
How many ribbons do they have together?
+
Answer: ________________________________
5. In a class, there are 28 boys and 17 girls. How T O
many students are there in the class?
Answer: ________________________________ +
Mental Maths
21 st
which stars will you select to make each total? Century #Critical Thinking
Skills
1. + + = 20
2. + + = 21 1 4 5 7
3. + + = 35 9 11 13 15
4. + + = 30
Note: You may choose a star more than once.
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Addition
