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Mathematics  Year 5  Practice 1 Whole Numbers and Operations

           	23.	 689	075	–	16	070	=                         1.8 Using unknown
                A	 673	005	        C	 633	005
                B	 633	095	        D	 630	075             	33.	 State	the	value	of	the	unknown	S.
           	24.	 800	000	–	K	=	654	329.	Find	the	value	of	  	  	        25	567	×	S	=	102	268
               K.                                              A	 2	              C	 	4
                A	 125	671	        C	 145	671	                 B	 3	              D	5
                B	 135	677	        D	 145	677

           	25.	 Find	the	product	of	65	860	×	13.           1.9 Problem solving
                A	 656	100	        C	 856	180
                B	 665	180	        D	 865	100             	34.	 Several	 farmers	 collected	 345		700
                                                               sapodillas	 and	 25		300	 oranges.	 The
           	26.	 The	 estimated	 range	 of	 the	 product	 of	 	  number	of	starfruits	are	7		606	more	than
               1	823	and	27	is	between                         sapodillas.	Calculate	the	total	amount	of
                A	 10	thousands	till	20	thousands              fruits	collected	by	the	farmers.
                B	 20	thousands	till	30	thousands              A	 724	306	        C	 371	000
                C	 30	thousands	till	40	thousands              B	 378	606	        D	 345	700
                D	 40	thousands	till	50	thousands
                                                          	35.	 A	 number	 M	 when	 multiplied	 with	 100
           	27.	 Multiply	2	ten	thousands	with	42.             becomes	432	000.	State	the	value	of	M.
                A	 844	000	        C	 804	000                  A	 4	302
                B	 840	000	        D	 800	000                  B	 4	322

           	28.	 572	448	÷	6	=                                 C	 4	330
                A	 97	488	         C	 96	400                   D	 4	320
                B	 96	440	         D	 95	408              	36.	 There	are	678	314	residents	in	a	district.

           	29.	 5	 hundred	 thousands	 books	 are	 put	       From	that	total,	298	254	are	male	residents
               equally	in	1	hundreds	boxes.	Calculate	the	     and	the	rest	are	female	residents.	What	is
               number	of	books	in	each	box.	  HOTS  Applying   the	total	number	of	female	residents	in	the
                A	 500	            C	 50	000                   district?
                B	 5	000	          D	 500	000                  A	 380	060
                                                               B	 380	006
                                                               C	 308	060
            1.7 Mixed operations                               D	 308	006

           	30.	 765	423	+	1	563	×	14	=                   	37.	 A	 bakery	 sells	 101	 370	 loaves	 of	 bread
                A	 787	305	        C	 988	930                  in	 January.	 The	 number	 of	 loaves	 sold
                B	 988	918	        D	 989	300                  in	 February	 is	 3	 times	 the	 number	 of
                                                               loaves	sold	in	January.	Calculate	the	total
           	31.	 Solve	532	728	÷	(240	–	198)	=                 number	of	loaves	of	bread	sold	in	the	two
                A	 16	284	         C	 12	684                   months.
                B	 16	248	         D	 12	648
                                                               A	 304	110
           	32.	 88	700	÷	5	+	25	490	=                         B	 340	011
                A	 4	332	          C	 43	230                   C	 405	408
                B	 22	420	         D	 80	320                   D	 405	480



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