15

3

he should place his pencil on the 3 and then on the 5 and, with only an instant’s hesitation, should write 18. Similarly, looking at the third example,

23

25

16,

he should place his pencil first on the 6, then on the 5, then on the 3, and write a 4 underneath the line; then place his pencil on the 1 and then upon the two 2’s in order and write 6 at the left of the 4. With this explanation the examination booklet should be opened and a pencil supplied to the candidate with the instructions “Go ahead! Add them all!”

Mentimeter No. 10a.
Add:
(1)(2)(3)(4)(5)(6)(7)
321445132314
25334213545

1

223083




(8)(9)(10)(11) (12)
34197374 7967065375
6722549 8678688256
95659623 7452315553
523165 9331947272


548 5423583419
65 2135224362

5646869021
2358518488
6763493625

2657176

Four minutes’ time should be allowed for this test. At the end of the four minutes the examiner should call “Time up” and take the paper.

Directions for Scoring Mentimeter 10a.