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Mathematics  Year 5  Practice 1 Whole Numbers and Operations

        	 11.	 How	 many	 prime	 numbers	 are	 in	 the	  1.5 Number patterns
             range	of	51	to	60?
             A	 0	               C	2                    	16.	 The	following	is	a	number	sequence.
             B	 1	               D	4
                                                                   261	480,	261	490,	261	500,	k

          1.3 Estimation
                                                        	  	 Based	on	the	pattern,	what	is	the	second
        	12.	 The	diagram	below	shows	the	number	of	         number	after	k?
             candies	in	container	P.                         A	 261	510		       C	 261	530
                                                             B	 261	520	        D	 261	540
                        149 sweets
                                                        	 17.	 The	diagram	below	shows	a	number	line.
                         Container P  Container Q


                                                            810 500  810 600    810 700   810 800
        	   	 Estimate	 the	 number	 of	 candies	 in	 the	  	  	 What	is	the	pattern	of	numbers	as	shown
             container	Q.                                    above?
             A	 105	             C	 508                      A	 ascending	order	by	tens
             B	 301	             D	 709                      B	 descending	order	by	tens
                                                             C	 ascending	order	by	hundreds
          1.4 Rounding off numbers                           D	 descending	order	by	hundreds

        	13.	 Round	off	461	025	to	the	nearest	hundred
             thousand.                                   1.6 Basic operations
             A	 400	000	         C	 500	000
             B	 460	000	         D	 561	025             	18.	 342	hundreds	+	510	980	=

        	14.	 The	diagram	below	shows	some	numbers	          A	 514	180	        C	 545	180
             when	 rounded	 off	 to	 the	 nearest	 ten	      B	 514	400	        D	 545	400
             thousand	would	be	810	000.
                                                        	19.	 183	600	+	275	400	+	396	200	=
               812	749                    805	631            A	 459	000	        C	 855	000
                                                             B	 459	200	        D	 855	200
                             810	000
                  h                       814	270       	20.	 Subtract	167	300	two	times	consecutvely
        	   	                                                from	900	000.
        	   	 What	 is	 the	 number	 represented	 by	 h?	    A	 565	400	        C	 732	400
              HOTS  Applying                                 B	 565	700	        D	 732	700
             A	 801	352		        C	 814	975
             B	 803	260	         D	 816	413             	21.	 800	000	−	R	=	349	506.
                                                        	  	 What	is	the	correct	value	of	R?
        	15.	 Which	 of	 the	 following	 is	 correct	 when	  A	 450	494		       C	 549	494
             rounding	 off	 to	 the	 nearest	 hundred
             thousand?	  HOTS  Analysing                     B	 450	506	        D	 549	506
             A	 165	742	→	100	000
             B	 318	091	→	400	000                       	22.	 510	223	+	20	167	+	       	=	700	000
             C	 590	244	→ 500	000                            A	 196	677	        C	 170	610
             D	 723	165	→	700	000                            B	 189	160	        D	 169	610

        © Penerbitan Pelangi Sdn. Bhd.               4






   01 SYOK! Praktis PBD Math Year5.indd   4                                                      13/10/2022   1:33 PM
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