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Bài 2: Seventeen, eighteen and nineteen

(Số 17, 18 và 19)

 

Các em làm quen với một số thuật ngữ cơ bản của số học trong bài học Numbers seventeen, eighteen and nineteen của môn Toán bằng Tiếng anh nhé

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Bài 2: Seventeen, eighteen and nineteen

Introducing 17 to 19

Introducing 17 to 19

Starry, can we go out and play? Why are you taking so long with your homework.

Starry, can we go out and play? Why are you taking so long with your homework.

Come. Let me help you out. You have to write number 11 to 19.

Come. Let me help you out. You have to write number 11 to 19.

That’s easy. 11-12-13-14-15-16… What’s happened Starry? Continue.

That’s easy. 11-12-13-14-15-16… What’s happened Starry? Continue.

Don’t you know the number that comes after 16? 17, 1 and 7, 17 S-E-V-E-N-T-E-E-N.

Don’t you know the number that comes after 16? 17, 1 and 7, 17 S-E-V-E-N-T-E-E-N.

Now 17 Starry, can also be written in tens and units.

Now 17 Starry, can also be written in tens and units.

So 1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17 separate red beads can also be 1-2-3-4-5-6-7-8-9-10 beads and 1-2-3-4-5-6-7 beads. 1 ten and 7 units.

So 1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17 separate red beads can also be 1-2-3-4-5-6-7-8-9-10 beads and 1-2-3-4-5-6-7 beads. 1 ten and 7 units.

And the number that comes after 17 is 18, 1 and 8, E-I-G-H-T-E-E-N.

And the number that comes after 17 is 18, 1 and 8, E-I-G-H-T-E-E-N.

Look at these yellow beads, let’s count them 1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18 separate beads.

Look at these yellow beads, let’s count them 1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18 separate beads.

we group ten together, we have 1-2-3-4-5-6-7-8-9-10 beads and 1-2-3-4-5-6-7-8 beads.

we group ten together, we have 1-2-3-4-5-6-7-8-9-10 beads and 1-2-3-4-5-6-7-8 beads.

That’s 1tens and 8 units Starry, 18.

That’s 1tens and 8 units Starry, 18.

Starry, the last number that we have to write today, the number that comes after 18 is the number 19.1 and 9 N-I-N-E-T-E-E-N.

Starry, the last number that we have to write today, the number that comes after 18 is the number 19.1 and 9 N-I-N-E-T-E-E-N.

Can we count the blue beads Starry?

Can we count the blue beads Starry?

1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18 and 19.

1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18 and 19.

Now Starry, let’s group ten together!

Now Starry, let’s group ten together!

We have 1-2-3-4-5-6-7-8-9-10 beads and 1-2-3-4-5-6-7-8-9 beads. That’s 1 ten and 9 units. 19

We have 1-2-3-4-5-6-7-8-9-10 beads and 1-2-3-4-5-6-7-8-9 beads. That’s 1 ten and 9 units. 19

There’s Starry, we have completed your homework.

There’s Starry, we have completed your homework.

Now let’s do an activity together. Count and match the following.

Now let’s do an activity together. Count and match the following.

1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16 fish, 16.

1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16 fish, 16.

1-2-3-4-5-6-7-8-9-10-11-12-13 ants, 13

1-2-3-4-5-6-7-8-9-10-11-12-13 ants, 13

1-2-3-4-5-6-7-8-9-10 bees, 10.

1-2-3-4-5-6-7-8-9-10 bees, 10.

1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17 birds, 17.

1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17 birds, 17.

1-2-3-4-5-6-7-8 mice, 8.

1-2-3-4-5-6-7-8 mice, 8.

1-2-3-4-5-6-7-8-9-10-11-12 owls, 12.

1-2-3-4-5-6-7-8-9-10-11-12 owls, 12.

1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19 flowers, 19.

1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19 flowers, 19.

Very good Starry!

Very good Starry!

In this activity, we have to count stars and fill in the blanks.

In this activity, we have to count stars and fill in the blanks.

1-2-3-4-5-6-7-8-9-10 stars and 1-2-3 stars.

1-2-3-4-5-6-7-8-9-10 stars and 1-2-3 stars.

Dash tens and dash units. The number that 1 ten and 3 units. The number 13.

Dash tens and dash units. The number that 1 ten and 3 units. The number 13.

1-2-3-4-5-6-7-8-9-10 stars and 1-2-3-4-5-6-7 stars.

1-2-3-4-5-6-7-8-9-10 stars and 1-2-3-4-5-6-7 stars.

Dash tens and dash units. The number that 1 ten and 7 units. The number 17.

Dash tens and dash units. The number that 1 ten and 7 units. The number 17.

1-2-3-4-5-6-7-8-9-10 stars and 1-2-3-4-5 stars.

1-2-3-4-5-6-7-8-9-10 stars and 1-2-3-4-5 stars.

That’s dash tens and dash units. The number that 1 ten and 5 units. The number 15.

That’s dash tens and dash units. The number that 1 ten and 5 units. The number 15.

1-2-3-4-5-6-7-8-9-10 stars and 1-2-3-4-5-6-7-8-9 stars.

1-2-3-4-5-6-7-8-9-10 stars and 1-2-3-4-5-6-7-8-9 stars.

Dash tens and dash units. The number that 1 ten and 9 units. The number 19.

Dash tens and dash units. The number that 1 ten and 9 units. The number 19.

1-2-3-4-5-6-7-8-9-10 stars and 1-2-3-4 stars.

1-2-3-4-5-6-7-8-9-10 stars and 1-2-3-4 stars.

Dash tens and dash units. The number that 1 ten and 4 units. The number 14.

Dash tens and dash units. The number that 1 ten and 4 units. The number 14.

1-2-3-4-5-6-7-8-9-10 stars and 1-2-3-4-5-6-7-8 stars.

1-2-3-4-5-6-7-8-9-10 stars and 1-2-3-4-5-6-7-8 stars.

Dash tens and dash units. The number that 1 ten and 8 units. The number 18.

Dash tens and dash units. The number that 1 ten and 8 units. The number 18.

1-2-3-4-5-6-7-8-9-10 stars and 1-2 stars.

1-2-3-4-5-6-7-8-9-10 stars and 1-2 stars.

Dash tens and dash units. The number that 1 ten and 2 units. The number 12.

Dash tens and dash units. The number that 1 ten and 2 units. The number 12.

Starry, you look happy today. You have learnt to count from 1 to 19.

Starry, you look happy today. You have learnt to count from 1 to 19.