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:
Friday February 13 2026 11:57:46 AM		Friday February 13 2026 11:57:46 AM Flip Answers
1)	52 + 90 =		1) 142
2)	68 - 56 =		2) 12
3)	89 + 53 =		3) 142
4)	37 + 13 =		4) 50
5)	96 - 23 =		5) 73
6)	61 + 63 =		6) 124
7)	28 + 21 =		7) 49
8)	19 - 9 =		8) 10
9)	63 + 22 =		9) 85
10)	65 - 49 =		10) 16
11)	18 - 9 =		11) 9
12)	86 - 71 =		12) 15
13)	65 + 87 =		13) 152
14)	81 - 54 =		14) 27
15)	48 - 46 =		15) 2
16)	67 + 35 =		16) 102
17)	43 - 33 =		17) 10
18)	88 - 34 =		18) 54
19)	99 - 77 =		19) 22
20)	98 + 88 =		20) 186
Score: ______________

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