100 - ____ = 100
0
200
300
10
52+ 38 - 12 =
78
76
77
79
232 + 12- 0 =
224
228
244
9+ ____ = 15 = 6 + _____
6, 9
6, 4
9, 4
9, 5
24+ 35 = 35 +____ = 59
20
21
23
24
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 digits.
5
4
3
Write the missing digit.
6
1
Fill the missing numbers.
800, 790,780, ____, ____, ____, ____, 730
781, 782, 783, 784
780,790, 800, 810
770,760,750,740
740,750,760, 780
Which of the following is correct?
2+9= 12
19 -1 = 20
16 - 14= 2
15+0 = 0
