Show:
after or before this number
borrowing across zeros
adding
subtracting
double digit multiplying
100
number after 10,000
what is 10,001
100
9000 - 8907
what is 93
100
What is 789 + 456764
457553
100
What is 56-34
22
100
40 x 50
2000
200
what is number after 450
451
200
8000-3454
what is 4546
200
6000+9000
15000
200
What is 45-36
9
200
36x45
1620
300
what is number before - 8
- 7
300
4000-789
What is 3211
300
What is 3456+34567
38023
300
9876-54321
- 44445
300
10 x 10
100
400
number before 0
what is - 1
400
What is 123456+657
124113
400
7-9
What is 2
400
30 x 30
900
500
number after 4567
4568
500
8000000-76785
What is 7923215
500
What is 4567+1
4568
500
77777-333
What is 77444
500
1x 10
10