Home FAQ About Log in Subscribe now 30-day free trial

	Java Games: Matching, concentration, word search, and flashcards.

Mental Math

Add two 2-digit numbers using mental computation

Tools

A	B
21 + 15	36
45 + 49	94
25 + 25	50
33 + 57	90
13 + 11	24
16 + 24	40
12 + 29	41
65 + 14	79
29 + 19	48
62 + 21	83
16 + 28	44
15 + 13	28
14 + 18	32
54 + 45	99
36 + 27	63
49 + 25	74
17 + 26	43
23 + 38	61
39 + 23	62
46 + 12	58