Page 1
1s, 10s, 100s, 1,000s
1 Doramakesanumberonaplacevaluechart.
a)WhatnumberhasDoramade?
b)Add3onestoDora’snumber.
Whatnumberdoyouhave?
c)Add2tenstoDora’snumber.
Whatnumberdoyouhavenow?
d)Subtract2hundredsfromDora’snumber.
Whatnumberdoyouhavenow?
e)Add5thousandstoDora’snumber.
Whatnumberdoyouhavenow?
2 Completethecalculations.
Usetheplacevaluecharttohelpyou.
1,000s 100s 10s 1s
5 3 7 8
a)5,378+200= e)5,378−60=
b)5,378+20= f)5,378−3,000=
c)5,378+2,000= g)300+5,378=
d)5,378−6= h)5,378−300=
3 Completethecalculations.
a) 6,058+1= b) 6,058+20=
6,058+2= 6,058+30=
6,058+3= 6,058+40=
6,058+4= 6,058+50=
5+6,058= 60+6,058=
4 Moisgoingtoadd100toeachnumber.
Circlethenumberswherethe1,000swillchange.
2,450 3,928 4,180 5,905 972
Whatdoyounotice?
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____________________________________________________________
©WhiteRoseMaths2019
Th H T O
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
Page 2
7 Writethemissingnumbers.
a)6,951− =6,921 c) 1,706+ =1,766
6,951− =6,881 1,706− =906
b)6,421−700= d)3,500− =2,700
6,421+700= 3,500− =3,430
Whichcalculationswereeasytoworkout?
Whichweremoredifficulttoworkout?
8
a) UseRon’smethodtoworkout3,812+1,400
Couldyouhaveworkedthisoutmentally?
b) UseRon’smethodtocompletethecalculations.
1,780+2,200=
3,084+720=
591+2,820=
5 MrHallhas£1,342inthebank.
a)MrHallputsin£500more.
Howmuchmoneydoeshehaveinthe
banknow?
b)Thenheputsin£600more.
HowmuchmoneydoesMrHallhaveinthebanknow?
c)ThenMrHalltakesout£60
Howmuchmoneydoeshehaveinthebanknow?
6 IsEvacorrect?
©WhiteRoseMaths2019
WRM Bank
Accountbalance:
£1,342
If I keep taking ten away from the number 2,562
only the tens will change.
To add 3,812 and 1,400 together, you can add 1,000 to
3,812 and then add 400
Page 3
Add two 4-digit numbers – no exchange
1 Calculate314+522
Usetheplacevaluecharttohelpyou.
314+522=
2 a)Calculate3,214+5,122
Usetheplacevaluecharttohelpyou.
3,214+5,122=
b) Nowcalculate3,214+122inthesameway.
3,214+122=
c) Whatdoyounoticeaboutyouranswerstoparta)
andpartb)?
3 Completethecalculations.
a) 4,122+2,605=
b) 3,709+4,160=
c) 247+1,032=
d) 3,007+560=
4 Alexiscalculating5,702+125
DoyouagreewithAlex?
Explainyouranswer.
Completethecalculation.
5,702+125=
©WhiteRoseMaths2019
Th H T O
5 7 0 2
+ 1 2 5
6 9 5 2
H T O
1
1
1
1
100
100
100
100
100
100
100 10 10
10
1 1
100
Th H T O
1
1
1
1
100 100 101,000
1,000
1,000
1 1100 10 101,000
1,000
1,000
1,000
1,000
+
+
Page 4
7 Fillinthemissingdigits.
8 Completethecalculation.
2,415+5,142=
Whatdoyounoticeaboutthenumbersinthequestion?
Howdoesthisaffecttheanswer?
Thinkofsomemorecalculationslikethis.
Trythemoutwithapartner.
5 ThedistancefromScotlandtoFranceis1,550km.
ThedistancefromFrancetoSpainis1,002km.
TeddyistravellingfromScotlandtoFranceandthen
FrancetoSpain.
Howfarwillhetravelintotal?
6 WhitneyandJackareplayingagame.
Whitneyhas1,323points.
Jackhas230pointsmorethanWhitney.
Howmanypointsdotheyhavealtogether?
©WhiteRoseMaths2019
Th H T O
3 2
+ 4 6
8 7 9 6
Page 5
Add two 4-digit numbers – one exchange
1 Completethecalculations.
Usetheplacevaluechartstohelpyou.
a) 3,117+2,542=
b) 3,117+2,544=
c) Whatdoyounoticeaboutthecalculationsinparta)and
partb)?
Whichdidyoufindeasierandwhy?
d) Whathappenswhenyouhavemorethan10countersin
onecolumn?
2 Completethecalculations.
a) 4,365+2,617=
b) 1,907+5,068=
c) 6,792+163=
d) 3,247+1,930=
3 Completethecalculations.
a) b)
©WhiteRoseMaths2019
Th H T O
5 1 6 3
+ 2 4 5 1
Th H T O
7 2 6 1
+ 1 0 2 9
Th H T O
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,0001 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,0001 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
+
Th H T O
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,0001 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,0001 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000+
Page 6
5
MrRobsonhas£2,100tospendonamobilephone
andalaptop.
Whichcombinationsoflaptopsandphonescanhe
affordtobuy?
6 Fillinthemissingdigits.
a) b)
c) d)
4 Fourchildrenhavecalculated4,635+183
Rosie’smethod Jack’smethod
4,635+183=47,118 4,635+183=4,718
Alex’smethod Teddy’smethod
4,635+183=4,818 4,635+183=6,465
Whosemethodiscorrect?
Talkaboutthemistakestheotherchildrenhavemade.
©WhiteRoseMaths2019
Th H T O
7 0 3
+ 2 5 8 0
Th H T O
4 6 3 5
+ 1 8 3
4 7 11 8
Th H T O
4 6 3 5
+ 1 8 3
4 8 1 81
Th H T O
4 6 3 5
+ 1 8 3
4 7 1 8
Th H T O
4 6 3 5
+ 1 8 3
6 4 6 5
1
Th H T O
3 5 0 8
+ 2 7 3 1
A
A
£1,208
£625 £587
B
B
£1,510
A
A
£1,208
£625 £587
B
B
£1,510
Th H T O
3 2
+ 4 6
8 7 9 1
Th H T O
+ 3 8 2 1
8 7 9 1
Page 7
Add two 4-digit numbers – more than one exchange
1 Completethecalculation.
2 Whohasgoteachquestioncorrect?Tickyouranswer.
a) Nijah Scott
b) Nijah Scott
Whatmistakehastheotherpersonmadeineach
calculation?
Talkaboutitwithapartner.
3 Completetheadditions.
a) c)3,784+2,526
b) d)79+654+1,312
©WhiteRoseMaths2019
H T O
4 4 5
+ 3 4 8
78 1 3
Th H T O
4 8 2 6
+ 1 7 8
6 6 0 6
1 1
H T O
4 4 5
+ 3 4 8
7 9 3
1
Th H T O
4 8 2 6
+ 1 7 8
5 0 0 4
1 1 1
Th H T O
4 7 1 2
+ 3 4 9 2
Th H T O
6 0 7 5
+ 9 4 8
Th H T O
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,0001 10 100 1,000 10,000 100,000 1,000,0001 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
1 10 100 1,000 10,000 100,000 1,000,000
Th H T O
2 1 7 6
+ 3 4 5 8
+
Page 8
b) Heneeds8,000bytheendofRound3towinthegame.
DoesDexterwinthegame?
Showyourworking.
6 Workoutthemissingdigits.
a) b)
c) Findtwopossibleanswers.
Howdidyouworkthisout?Talkaboutitwithapartner.
Arethereanymoreanswers?
4 Writeeachcalculationinthecorrectcolumn.
Writeonemorecalculationofyourownineachcolumn.
5 Dexterisplayingacomputergame.
Thetableshowsthenumberofpointshegetsineachround.
a) HowmanypointsdoesDexterhaveattheendofRound2?
©WhiteRoseMaths2019
712+394
1,995+712
1,312+2,527
3,044+2,372
2,350+3,760
17+953
Noexchangeneeded
1exchangeMorethanone
exchange
Round 1 2 3
Numberofpoints 3,550 2,175 1,895
Th H T O
3 7 9
+ 8
6 9 2 5
Th H T O
2 1
+ 3 6
6 1 8 2
Th H T O
2 1
+ 3 6
6 1 8 2
Th H T O
8 1
+ 9 8
4 2 8