Second, factors and multiples (6 class hours)

1, factor and multiple

Characteristics of multiples of 2, 2, 5 and 3 ...............................................................................................................................................................

3. Prime numbers and composite numbers ........................................................................................................................................................................

Cuboid and Cube (12 class hours)

Understanding of 1, cuboid and cube

2. Surface areas of cuboids and cubes .....................................................................................................................................................................

3. Volumes of cuboids and cubes

Completion and review .............................................................................................................................................................................

Paint the fence 1 class hour.

Fourth, the meaning and nature of the score (20 class hours)

1, the meaning of the score

2. True score and false score

3. The basic nature of the score is about 2 class hours.

4. About 4 class hours.

5. The average grade is about 4 class hours.

6. Exchange of fractions and decimals

Completion and review .............................................................................................................................................................................

Verb (abbreviation for verb) score addition and subtraction (7 class hours)

1, addition and subtraction of fractions with the same denominator

2. Addition and subtraction of different denominator scores for 3 class hours

3. Fraction addition and subtraction mixed operation

Statistics of intransitive verbs (3 class hours)

Call .................................... 1 class.

Seven, mathematics wide angle (2 class hours)

Eight. Comprehensive review (8 class hours)