(i) 16 rounded to the nearest ten: 20
(ii) 78 rounded to the nearest ten: 80
(iii) 245 rounded to the nearest ten: 240
(iv) 561 rounded to the nearest ten: 560
(v) 1680 remains as 1680
(vi) 7825 rounded to the nearest ten: 7820
(vii) 2456 rounded to the nearest ten: 2460

♥️
