(11) 19 +22 (12) 18 +37 (13) 51 +21 (14) 62 +29 (15) 59 +38 (16) 27 +25 (17) 36 +28 (18) 29 +46 (19) 36 +51 (20) 43 +48

(11) $19 + 22 = 41$<br />(12) $18 + 37 = 55$<br />(13) $51 + 21 = 72$<br />(14) $62 + 29 = 91$<br />(15) $59 + 38 = 97$<br />(16) $27 + 25 = 52$<br />(17) $36 + 28 = 64$<br />(18) $29 + 46 = 75$<br />(19) $36 + 51 = 87$<br />(20) $43 + 48 = 91$