Basic facts
What is 10 + 10?
20
What is the sum of 24 + 35?
59
612
+34
646
What is 7 + 9 ?
16
590
+109
699
What is 6 + 4 ?
10
What is 143 + 322 ?
465
What is 12 + 3 ?
15
What is the sum of 631+153?
784
What is 324 + 271 ?
595
What is 15 + 2 ?
17
What is 1342 + 416?
1,758