Grade 3 - Unit 7 - Math

12 + 6 = 18

• Twelve plus six is eighteen .

• Twenty plus six is eighteen .

• Twelve minus six is eighteen .

• Twelve plus six eighteen .

3 + 7 = 10

• Thirteen plus seven is ten .

• Three plus seven is ten .

• Three minus seven is ten .

• Three minus seven is ten .

14 - 6 = ...

• Fourteen six is eight .

• Fourteen minus six eight .

• Four plus six is ten .

• Fourteen minus six is eight .

17 - 6 = ...

• Seventeen minus six eleven .

• Seventeen minus six is twelve .

• Seventeen minus six is eleven .

• Seven minus six is one .

20 - ...... = 8

• Twelve minus twenty is eight .

• Twenty minus twelve is eight .

• Twenty plus twelve is eight .

• Twenty minus twelve is nine .

... + 13 = 20

• Seven plus thirteen is twenty .

• Seven minus thirteen is twenty .

• Seven plus three is twenty .

• Seven plus thirteen twenty .

4 + ... = 16

• Four plus twelve is seventeen .

• Four plus twelve is sixteen .

• Four minus twelve is sixteen .

• Fourteen plus twelve is sixteen .

Write the right sentence:

( Viết câu trả lời đúng )

15 - ... = 9

• Fiveteen minus six is nine .

• Fifteen plus six is nine .

• Fifteen minus seven is nine .

• Fifteen minus six is nine .

Fifteen minus six is nine.

• 15 - 6 = 8

• 16 - 7 = 9

• 15 - 6 = 9

• 6 + 3 = 9

Reorder the following words to the right sentence:

( Sắp xếp các từ sau thành câu đúng )

• seven

• thirteen .

• minus

• Twenty

• is