Addition
50 + 100
150
1500 - 500
1000
10 x 3
30
750/6
125
20/60 + 12/12
1 and 1/3
90 + 30
120
42 - 35
7
10 x 5
50
0 / 0
0 or error
3 + 2 + 4 + 5
14
20 + 5
25
1 - 1
0
50 x 50
2500
144/12
12
8000 + 8
8008
450 + 30
480
20-5
15
900 x 50
45000
1,000,000,000/100,000
10,000
Maribel has 16,000,000 rats and she eats 5,000 of them. How many rats are left?
15,995,000
1000 + 500
1500
5-4
1
100,000,000,000 x 6253
a lot
1,000,000/100,000
10
500 + 300 - 2000 + 3
-1197