400 + 135 = 535
135% = 1.35 1.35 * 400 = 540 ■
360 !
146 plus 135 = 281
135% (of a certain number) = 540, therefore 100% (of a certain number) = 100 x 540/135 = 400 The missing number is 400.
135 + 75 + 205 + 805 = 1,220
37 plus 98 equals 135.
135+50 = 185
135 + 468 = 603
135 + 147 = 282
108 plus 27 equals 135.
318
(((800 plus 400) plus 400) plus 500) plus 500 = 2600