Write the mathematical statement for "The sum of 25 and 25 is 50".
25 - 25= 50
50 = 25-25
25+25= 50
50-25= 25
Write the missing digit.
6
1
0
3
Fill the missing numbers.
800, 790,780, ____, ____, ____, ____, 730
781, 782, 783, 784
780,790, 800, 810
770,760,750,740
740,750,760, 780
52+ 38 - 12 =
78
76
77
79
9 + 5 - 3 =
10
9
11
13
232 + 12- 0 =
224
228
244
200
Which of the following is correct?
2+9= 12
19 -1 = 20
16 - 14= 2
15+0 = 0
45 + ___= 49
5
4
45
89 - 49 + ___= 64
20
23
24
26
20 + 0 - 4 =
14
16
