Write the mathematical form of :- The sum of 15 and 15 is 30.
15-15= 30
15+15= 30
30= 15-15
30-15=15
When you add ______ to any number, the sum is the number itself.
0
1
same number
10
Find the difference of place value and face value of 9 in 9846.
9991
8991
8000
108+0 = ________
108
109
110
Find difference between the largest four digit number and smallest four digit number.
9990
9999
8999
7999
What is the sum of largest 3 digit number and largest 4 digit number ?
10998
9998
11998
none of these
8+9 = 9+ ____
8
19
18
9
The sum of 100 and ______ is 200.
300
200
100
400
What is the sum of 7021 and 2132
9053
9153
9163
9063
Number 2996 more than 2845 is __________
5741
5841
5831
5941
