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Summa korrutamine

Authored by Sille Tuuling

Mathematics

3rd Grade

Used 12+ times

Summa korrutamine
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Vali sobiv lahendus tehtele 7  \cdot  11 =

 \cdot  (10+1) =

 \cdot  (11+7) = 

11  \cdot  (10+7) = 

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Vali õige lahendus 4 \cdot  24 =

4 \cdot  (20+1)

80+4

80+16

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Vali õige lahendus 18  \cdot  6

6 \cdot  10 + 6 \cdot  8

6 \cdot  (18+10)

60+80

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3 \cdot  30

60

3 \cdot  3 \cdot  10

3 \cdot  (3+10)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Vali sobiv lahendus 7 \cdot  21 =

7 \cdot  (20+1) = 140+7

 \cdot  (10+1) = 70+1

7 \cdot  (20+1) = 140+1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Leia lahendus 5 ⋅ 30 =

5 \cdot 3 \cdot 10 =150

5 \cdot (20+1) = 140+7

5 \cdot (3+10) =15+50

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Leia lahendus 2 \cdot  20 =

 \cdot  2  \cdot  20 =

2 \cdot  2 \cdot  10 =

2 \cdot  (2+10) =

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