Math Main Page => Exercises - Math K     Tweet   Goal: to practice additions, substraction, regroup between two numbers. To change difficulty, set new values of min/max:     Min: Max:     Addition only: Substract only: All Regroup:
Thursday October 29 2026 01:30:39 AM		Thursday October 29 2026 01:30:39 AM Flip Answers
1)	39 - 1 =		1) 38
2)	20 - 7 =		2) 13
3)	42 - 4 =		3) 38
4)	72 - 31 =		4) 41
5)	83 + 25 =		5) 108
6)	37 + 17 =		6) 54
7)	92 + 78 =		7) 170
8)	28 + 54 =		8) 82
9)	83 - 79 =		9) 4
10)	50 + 33 =		10) 83
11)	92 - 81 =		11) 11
12)	64 - 23 =		12) 41
13)	24 + 78 =		13) 102
14)	72 + 65 =		14) 137
15)	76 - 35 =		15) 41
16)	43 - 26 =		16) 17
17)	5 + 23 =		17) 28
18)	68 + 67 =		18) 135
19)	60 + 34 =		19) 94
20)	60 - 22 =		20) 38
Score: ______________

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