© ThinkMath 2014

Laskut sujuvaksi (lisää 1)

1. Laskutreeni. Ratkaise laskut mahdollisimman nopeasti, mutta tarkasti.

5 + 1 = 8 + 1 = 9 + 1 =

7 + 1 = 1 + 4 = 3 + 1 =

1 + 6 = 1 + 9 = 6 + 1 =

4 + 1 = 2 + 1 = 1 + 7 =

2 + 1 = 8 + 1 = 1 + 5 =

1 + 8 = 1 + 9 = 4 + 1 =

6 + 1 = 1 + 7 = 3 + 1 =

1 + 2 = 3 + 1 = 1 + 6 =

Focus on fluency (add 1)

1. Calculation practice. Solve the calculations as quickly as possible, but accurately.

2017

© ThinkMath 2014

Laskut sujuvaksi (lisää 2)

1. Laskutreeni. Ratkaise laskut mahdollisimman nopeasti, mutta tarkasti.

5 + 2 = 7 + 2 = 2 + 4 =

2 + 3 = 2 + 8 = 6 + 2 =

2 + 7 = 3 + 2 = 1 + 2 =

4 + 2 = 2 + 1 = 2 + 2 =

8 + 2 = 2 + 4 = 2 + 3 =

2 + 6 = 0 + 2 = 2 + 5 =

7 + 2 = 3 + 2 = 6 + 2 =

2 + 2 = 5 + 2 = 2 + 8 =

Focus on fluency (add 2)

1. Calculation practice. Solve the calculations as quickly as possible, but accurately.

2017

© ThinkMath 2014

1 + 1 = 3 + 3 = 2 + 2 =

2 + 2 = 4 + 4 = 5 + 5 =

3 + 3 = 1 + 1 = 4 + 4 =

5 + 5 = 2 + 2 = 3 + 3 =

1 + 1 = 4 + 4 = 5 + 5 =

Tuplalaskut

1. Kirjoita nopista lasku.

2. Ratkaise laskut mahdollisimman nopeasti.

+

+

+

+

=

=

=

=

Doubles

1. Look at the dice and write an addition fact from them.

2. Solve the addition facts as quickly as possible.

2017

© ThinkMath 2014

Kuinka monta puuttuu kymmenestä?

1. Kuinka monta puuttuu kymmenestä?

5 ja on 10 8 ja on 10

4 ja on 10 2 ja on 10

9 ja on 10 0 ja on 10

3 ja on 10 1 ja on 10

6 ja on 107 ja on 10

How many missing from ten?

1. How many are missing from ten?

and make

and

and

and

and and

and

and

and

and

make

make

make

make make

make

make

make

make

2017

© ThinkMath 2014

Kymppiparin täydentäminen

1. Merkitse, mikä luku kolmiosta puuttuu. Kirjoita lopuksi yhteenlasku.

+8 10= + =

8

10

3

10

+ = + =

4 1

10

+ = + =

52

10

10 10

Completing bonds of ten

1. Write the missing number on the triangle. Then, write an addition fact.

2017

© ThinkMath 2014

Puuttuva tekijä (kymppiparit)

1. Laita rasti ruutuun, jos lasku on ratkaistu oikein.

2. Merkkaa puuttuva luku.

8 + 2 = 10 5 + 4 = 10 7 + 3 = 10

7 + 4 = 10 9 + 1 = 10 4 + 6 = 10

5 + 5 = 10 3 + 8 = 10 2 + 8 = 10

6 + 4 = 10 5 + 6 = 10 2 + 9 = 10

8 + = 10 7 + = 10

+ 4 = 10 + 1 = 10

5 + = 10 2 + = 10

+ 9 = 10 + 6 = 10

Missing part (bonds of ten)

1. Tick the box, if the addition fact has been solved correctly.

2. Write the missing number.

2017

© ThinkMath 2014

Laskut sujuvaksi (lisää 3)

1. Laskutreeni. Ratkaise laskut mahdollisimman nopeasti, mutta tarkasti.

1 + 3 = 3 + 5 = 4 + 3 =

2 + 3 = 7 + 3 = 6 + 3 =

5 + 3 = 3 + 2 = 3 + 3 =

3 + 4 = 3 + 1 = 3 + 2 =

3 + 7 = 0 + 3 = 3 + 6 =

2 + 3 = 6 + 3 = 3 + 7 =

7 + 2 = 3 + 5 = 3 + 4 =

4 + 3 = 5 + 3 = 1 + 3 =

Focus on fluency (add 3)

1. Calculation practice. Solve the calculations as quickly as possible, but accurately.

2017

© ThinkMath 2014

Laskut sujuvaksi (kaikki yhteenlaskut)

1. Laskutreeni. Ratkaise laskut mahdollisimman nopeasti, mutta tarkasti.

2 + 8 = 3 + 6 = 5 + 5 =

1 + 6 = 7 + 2 = 9 + 1 =

7 + 3 = 4 + 2 = 5 + 2 =

3 + 1 = 6 + 4 = 2 + 6 =

4 + 5 = 3 + 3 = 5 + 3 =

1 + 9 = 4 + 4 = 3 + 7 =

8 + 2 = 2 + 5 = 5 + 4 =

2 + 2 = 1 + 4 = 3 + 4 =

Focus on fluency (all addition facts)

1. Calculation practice. Solve the calculations as quickly as possible, but accurately.

2017

© ThinkMath 2014

Laskut sujuvaksi (vähennä 1, 2 tai 3)

1. Etene alusta loppuun. Ratkaise jokainen lasku.

9 – 1 =

7 – 2 =

8 – 1 =

6 – 3 =

9 – 2 =

8 – 2 =

10 – 2 =

9 – 3 =

6 – 2 =

8 – 3 =

7 – 1 =

10 – 3 =

Focus on fluency (subtract 1, 2, or 3)

Finish

Start

2017

© ThinkMath 2014

Vähennä viisi (kolmiolaskut)

1. Merkitse, mikä luku kolmiosta puuttuu. Kirjoita kaksi vähennyslaskua.

–

–

7 5

7

=

= – =

– =

5

7

5

9

– =

– =

– = – =

– =

5 5

5

– = – =

– =

55

6

8 10

Subtract five (triangle subtraction facts)

1. Decide what numbers are missing from the triangles. Write two subtraction facts.

2017

© ThinkMath 2014

Laskut sujuvaksi (kymppi –, tupla – )

1. Laskutreeni. Ratkaise laskut mahdollisimman nopeasti, mutta tarkasti.

10 – 3 = 10 – 7 = 10 – 0 =

10 – 5 = 10 – 2 = 8 – 4 =

6 – 3 = 2 – 1 = 10 – 8 =

10 – 4 = 10 – 9 = 10 – 5 =

8 – 4 = 10 – 8 = 4 – 2 =

10 – 1 = 6 – 3 = 10 – 7 =

10 – 5 = 10 – 2 = 10 – 4 =

4 – 2 = 10 – 7 = 10 – 10 =

Focus on fluency (ten-, double-)

1. Calculation practice. Solve the calculations as quickly as possible, but accurately.

2017

© ThinkMath 2014

Laskut sujuvaksi (lähekkäiset luvut)

1. Laskutreeni. Ratkaise laskut mahdollisimman nopeasti, mutta tarkasti.

10 – 9 = 8 – 7 = 7 – 5 =

4 – 3 = 9 – 6 = 9 – 8 =

6 – 5 = 8 – 6 = 3 – 2 =

10 – 7 = 9 – 7 = 6 – 4 =

5 – 4 = 10 – 8 = 8 – 5 =

7 – 5 = 6 – 3 = 5 – 3 =

4 – 2 = 9 – 7 = 8 – 6 =

8 – 7 = 7 – 6 = 10 – 8 =

Focus on fluency (numbers close to each other)

1. Calculation practice. Solve the calculations as quickly as possible, but accurately.

2017

© ThinkMath 2014

Puuttuva luku vähennyslaskussa

1. Ratkaise puuttuva luku.

2. Sijoita laskutarinan luvut laskulausekkeeseen ja ratkaise puuttuva tekijä.

8 – = 2 6 – = 5

7 – = 4 10 – = 3

9 – = 2 4 – = 1

8 – = 4 9 – = 6

A) Santulla on viisi lakua. Hän syö niistä osan. Nyt Santulla on kolme lakua. Kuinka monta lakua Santtu söi?

B) Siljalla on kahdeksan tikkaria. Hän antaa niistä osan kaverilleen. Nyt Siljalla on neljä tikkaria. Kuinka monta tikkaria Silja antoi kaverilleen?

Vastaus: lakua

Vastaus: tikkaria

– =

– =

Missing number in subtraction

1. Solve the missing number.

2. Place the numbers from the counting story in the subtraction fact, and solve the missing number.

A) Alex has five liquorice sticks. He eats some of them. Now Alex has three liquorice sticks. How many liquorice sticks did Alex eat?

Answer: ________ liquorice sticks

B) Sarah has eight lollipops. She gives some of them to her friend. How many lollipops did Sarah give to her friend?

Answer: ________ lollipops

2017

© ThinkMath 2014

Puuttuva luku yhteenlaskussa A

1. Piirrä laskun summa eli vastaus palloina. Yliviivaa laskun toinen tiedetty yhteenlaskettava.

Kirjoita puuttuva luku laskuun. Tarkista lasku.

1 + = 7

2 + = 8

+ 1 = 9

2 + = 10

2 + = 6

+ 2 = 7

+ 2 = 9

1 + = 8

Missing number in addition A

1. Draw the sum, or the answer for the addition fact, in balls. Cross out the other, known addend. Write missing number in the addition fact. Check the calculation.

2017

© ThinkMath 2014

Puuttuva luku yhteenlaskussa B

1. Merkitse, mikä luku kolmiosta puuttuu. Kirjoita lopuksi yhteenlasku.

+6 7= + =

6

7

7

9

+ = + =

6 4

6

+ = + =

89

8

10 9

Missing number in addition B

1. Write the number missing from the triangles, then write an addition fact.

2017