Page 11 - steps 3b.pdf

12

• Digital times • • • • • • • • Adding with exchange place value boards,
base 10 materials
~~;~l~~~ o ~~;~l~~~~
346 + 127
four forty-eight 1
15 minutes past 100s '108 1S 1008 I 108 118
I
C"-':' I ••• JIr::: I
I -"'-"- -- .. -.-- -J-- -r--
• I II:::
30 five-a-two I I
30 minutes past 346
•• 1 I
•• '1111111'" +127
[!J Write these times in words. ~~~_J 473
a b c d e
~ ~~r;-;.7;1 [!J Add these in the same way.
L..::::::J ~ ~ ~ a 108 + 195 b 246 + 137 c 319 + 164
d 303 + 178 e 264 + 228 f 132 + 158
[]] Copy and complete these patterns of times.
a 7:00 7:01 7:02
b 1:57 2:09 2:1 5 []] Decide the best way to do these.
a 135 + 284 b 277 + 140 c 168 + 172
,- ,::..: , --' I
@J Look at the time on this clock. d 281 + 143 e 275 + 158 f 246 + 254
0', :.'
Now write the digital time in words:
a 2 hours later @J Double these numbers: a 124 b 237 c 175
c half an hour later
e 12 hours later
m Find pairs of numbers which total 500.
CHALLENGE lEI III Ell • 1m
III &I III
a twenty-three minutes to nine III
Now write down 5 more pairs of your own.
1m I STEPS3b:5! I sups 3b:6! III

OJ [I] 00 OJ ~

a three-o-two a 7:00 b 1:57 a 8:13 b 6:08 a 303 b 383 c 483 d 481 e 4q2 f 2QO 125 + 375;
100 + 400;
b ten twenty-seven 7:01 2:00 c 6:43 d 5:58
[I] 314 + 186;
c one fifty-two · 7:02 2:03 e 18:13 f 00: 13 202 + 2Q8;
a 41Q b 417 c 340 d 424 e 433 f 500 250 + 250
d seven forty-one 7:03 2:06
Challenge
e twelve twelve 7:04 2:0q Open: Find 5 more
a 8:37, eight thirty- 00 pairs of numbers
7:05 2:12 seven or 37 minutes which total 500.
a 248 b 474 c 350
past 8.
\ 2:15 (1/3 b,c)
b 4:56, four fifty-six or
56 minutes past4