Round to the nearest 10
1 Whichmultiplesof10dothenumberssitbetween?
Completethenumberline.
a) Circlethenumber27
Whichmultipleof10is27closestto?
27roundedtothenearest10is
b) Circlethenumber23
Whichmultipleof10is23closestto?
23roundedtothenearest10is
2 Hereisanumberline.
Whichnumbersrounddownto40?
Whichnumbersroundupto50?
©WhiteRoseMaths2019
20 21 22 23 24 25 26 27 28 29 30
40 41 42 43 44 45 46 47 48 49 50
3 Roundeachnumbertothenearest10
a)41 d)79 g)33
b)19 e)9 h)71
c)25 f)4 i)99
4
a) Arethesenumberscloserto120or130?
Usethenumberlinetohelpyoucompletethesentences.
121iscloserto than
124iscloserto than
127iscloserto than
125isthesamedistancefrom asitisfrom
b) Roundeachnumbertothenearest10
121 124 127 125
120 121 124 125 127 130
5 Roundeachnumbertothenearest10
a)
b) 712
c)
d) XXIX
e)
f) CXVIII
6 Circlethenumbersthatroundto380tothenearest10
389 379 371 381 375 385
©WhiteRoseMaths2019
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 1,000,0001 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
H T O
7 Circlethenumbersthatroundto200tothenearest10
150 207 196 193 209 195
8
DoyouagreewithRon?Explainyouranswer.
9 Thereare450childreninaschool,tothenearest10
Howmanychildrencouldtherebeintheschool?
10 Twodifferent2-digitnumbersroundto70tothenearest10
Thesumofthetwonumbersis136
Whatcouldthetwonumbersbe?
To round to the nearest 10, I only need to look at the
ones column.
