Page 26 - Math;Steps 3a: resource masters

RM25

• Addition 0-100 (1) • • • • 30:7

o 10 20 30 40 50 60 70 80 qO 100

rn Write down the missing numbers:
a 20 + 40 = _ b 30 + 50 = _ c 70 + 30 =

d 60 + _____= 70 e 20 + = 50 f _____+ 40 = qO

9 30 + 20 + 10 = h 40 + 10 + 30 =

50 + 30 + 20 = j 40 + 10 + = 70

k 30 + 20 + = 60 I _____+ 20 + 20 = 100

Use these numbers. 30 40 50
Make different totals by
adding two or more of them
together.
For each total, you can only
use a number once.

40 +20 = 60

30+40 +10 = 80

Adding multiples of 10 to make totals up to
Name 100 at least.

Date Materials: base 10 longs

© 1993 Collins Educational (an imprint of HarperCollinsPublishers) STEPS 3a