Q.1.
What is the missing number: 12 + ? = 20
Q.2.
Which number is missing: ? + 5 = 20
Q.3.
Which fact would help you solve: 10 - ? = 4
Q.4.
If 95 + 5 = 100 is true, which of the following is not true?
Q.5.
What is the missing number: 20 - ? = 7
Q.6.
If 15 + 85 = 100 is true, which of the following is not true?
Q.7.
If 16 + 84 = 100 is true, which of the following is not true?
Q.8.
You could use 100 - 25 = 75 to help you solve:
Q.9.
You could use 45 + 55 = 100 to help you solve:
Q.10.
Which number is missing: 100 - ? = 20