1. 直接写出得数。(每题 1★)
$13+4= $ $10-3= $ $11-6-3= $
$14-6= $ $16-5= $ $12-5-3= $
$12-3= $ $13-3= $ $5+7-4= $
$4+9= $ $6+7= $ $11-5-2= $
$11-2= $ $15-7= $ $12+0-5= $
$3+11= $ $13-4= $ $11-3-4= $
$9+5= $ $11-3= $ $8+4-3= $
$12-2= $ $15-8= $ $9+6-5= $
$12+4= $ $16-9= $ $11-2+6= $
$13-5= $ $11-1= $ $8+7-7= $
$5+6= $ $14-8= $ $13-8+9= $
$14-4= $ $15-6= $ $6+7-5= $

17 7 2 8 11 4 9 10 8 13 13 4 9 8 7 14 9 4 14 8 9 10 7 10 16 7 15 8 10 8 11 6 14 10 9 8

2. 把得数相等的算式连一连。(每题 4★)
(1)
$13-8$ $11-5$
$14-5$ $16-9$
$11-4$ $12-3$
$12-6$ $12-7$
(2)
$13-4$ $16-7$
$10-5$ $12-4$
$12-5$ $14-9$
$11-3$ $13-6$

(1) (2)