Hello.<br/><br/>1) 3 &lt; 5<br/>Three is smaller than five. <br/>Three is less than five. <br/>Are both acceptable?<br/><br/>2) 3.25<br/>Three point twenty five.<br/>Three point two five.<br/>Are both acceptable?<br/><br/>3) 3 - (2 + 1) = 0<br/>Three minus round brackets opened two plus one round brackets closed equals zero.<br/>Is the part about brackets correct?