Page 177 - NUMINO TG_1A

Activity 1 Numbers up to 20

jOb ective Learn numbers 11 to 20.

1. Textbook Instructions Activity 1 Numbers up to 20

Explain how to group the given items into 1 Learn numbers to 20. Group the items by 10.
tens and then count the remaining ones.
ab
1. Have students learn how to count in
groups of tens and then count the ones from 11 eleven 12 twelve
eleven to twenty. Then teach how to read and
write these in word form. cd

1j. Have students learn numbers up to 13 thirteen 14 fourteen
twenty.
Let’s group the marbles into tens. How ef
many groups of tens are there? There are
two groups of tens. 15 fifteen 16 sixteen
We read two groups of tens as “twenty”
and write it as “20.” g h
Then let’s compare twenty and ten. What
is the similarity between ten and twenty? 17 seventeen 18 eighteen
You can group the numbers into tens with
none left over.
What is the difference between ten and
twenty? Ten is one group of ten, and twenty
is two groups of tens.

ij

19 nineteen 20 twenty

98

2. Build Understanding 4 14
Four Fourteen
The Word Form
There may be students, who will find it difficult to write from eleven to 6 16
twenty in word form. Have them practice writing 1-digit numbers in Six Sixteen
word form, so they will find it easier to write in word form, especially
for numbers 14, 16, 17, 18, and 19. Have students become familiar 7 17
with using the suffix “ teen,” that goes at the end of the 1-digit Seven Seventeen
number.
8 18
160 NUMINO Teacher s Guide Eight Eighteen

9 19
Nine Nineteen