Основно съдържание
Math
Pennsylvania Math
Grade 4: Numbers and Operations
CC.2.1.4.B.1
Fully covered
- Creating largest or smallest number
- Divide whole numbers by 10
- Dividing whole numbers by 10
- Multiply and divide by 10
- Multiply whole numbers by 10
- Multiplying whole numbers by 10
- Place value blocks
- Place value tables
- Place value tables
- Place value when multiplying and dividing by 10
- Place value when multiplying and dividing by 10
- Regrouping numbers into various place values
- Round whole numbers
- Understanding place value
- Writing a number in expanded form
CC.2.1.4.B.2
Fully covered
- Adding 3-digit numbers
- Adding multi-digit numbers: 48,029+233,930
- Adding whole numbers by their place values
- Divide using place value
- Divide whole numbers by 10
- Dividing whole numbers by 10
- Division using place value
- Estimate products (1-digit times 2, 3, and 4-digit)
- Estimate products (2-digit numbers)
- Estimating 2-digit multiplication
- Estimating with multiplication
- Long division with remainders: 2292÷4
- Long division with remainders: 3771÷8
- Multi-digit addition
- Multi-digit subtraction
- Multi-digit subtraction: 389,002-76,151
- Multiply 1-digit numbers by 10, 100, and 1000
- Multiply 1-digit numbers by a multiple of 10, 100, and 1000
- Multiply 2-digit numbers
- Multiply 2-digit numbers with area models
- Multiply 2-digits by 1-digit with area models
- Multiply 2-digits by 1-digit with distributive property
- Multiply 3- and 4-digits by 1-digit with area models
- Multiply 3- and 4-digits by 1-digit with distributive property
- Multiply and divide by 10
- Multiply using partial products
- Multiply whole numbers by 10
- Multiply with partial products (2-digit numbers)
- Multiplying 1-digit numbers by 10, 100, and 1000
- Multiplying 1-digit numbers by multiples of 10, 100, and 1000
- Multiplying 10s
- Multiplying 10s
- Multiplying 2-digit numbers
- Multiplying 2-digits by 1-digit with partial products
- Multiplying 3-digit by 1-digit
- Multiplying 3-digit by 1-digit (regrouping)
- Multiplying two 2-digit numbers using partial products
- Multiplying whole numbers by 10
- Multiplying with area model: 16 x 27
- Multiplying with area model: 6 x 7981
- Multiplying with area model: 78 x 65
- Place value when multiplying and dividing by 10
- Quotients that are multiples of 10
- Relate place value to standard algorithm for multi-digit addition
- Relate place value to standard algorithm for multi-digit subtraction
- Subtracting 3-digit numbers (regrouping)
- Understand multiplying by a multiple of 10, 100, and 1000
- Using place value to add 3-digit numbers: part 1
- Using place value to add 3-digit numbers: part 2
- Worked example: Subtracting 3-digit numbers (regrouping from 0)
- Worked example: Subtracting 3-digit numbers (regrouping twice)
- Worked example: Subtracting 3-digit numbers (regrouping)
CC.2.1.4.C.1
Fully covered
- Common denominators
- Common denominators review
- Common denominators: 1/4 and 5/6
- Common denominators: 3/5 and 7/2
- Common fractions and decimals
- Compare decimals and fractions
- Compare fractions using benchmark
- Compare fractions with different numerators and denominators
- Compare fractions word problems
- Comparing fractions 1 (unlike denominators)
- Comparing fractions of different wholes
- Comparing fractions of different wholes 1
- Comparing fractions word problems
- Comparing fractions: fraction models
- Comparing fractions: number line
- Comparing fractions: tape diagram
- Equivalent fractions
- Equivalent fractions
- Equivalent fractions (denominators 10 & 100)
- Equivalent fractions (fraction models)
- Equivalent fractions (number lines)
- Equivalent fractions and different wholes
- Equivalent fractions on number lines
- Equivalent fractions with fraction models (denominators 10 & 100)
- Equivalent fractions with models
- Finding common denominators
- Fractions of different wholes
- More on equivalent fractions
- Visualizing equivalent fractions review
- Visually compare fractions with unlike denominators
- Visually comparing fractions review
CC.2.1.4.C.2
Fully covered
- Decompose fractions
- Decompose fractions visually
- Decompose fractions with denominators of 100
- Decomposing a fraction visually
- Decomposing a mixed number
- Decomposing fractions review
- Mixed numbers and improper fractions review
- Write mixed numbers and improper fractions
- Writing improper fractions as mixed numbers
- Writing mixed numbers as improper fractions
CC.2.1.4.C.3
Fully covered
- Add fractions (denominators 10 & 100)
- Adding fractions (denominators 10 & 100)
- Adding fractions: 7/10+13/100
- Common fractions and decimals
- Compare decimals and fractions
- Decimal place value
- Decimal place value with regrouping
- Decimals as words
- Decimals in words
- Decimals on the number line: hundredths
- Decimals on the number line: hundredths 0-0.1
- Decimals on the number line: tenths
- Decimals on the number line: tenths 0-1
- Decompose fractions with denominators of 100
- Decomposing hundredths
- Decomposing hundredths on number line
- Equivalent fractions
- Equivalent fractions (denominators 10 & 100)
- Equivalent fractions with fraction models (denominators 10 & 100)
- Graphing hundredths from 0 to 0.1
- Graphing tenths from 0 to 1
- Identifying hundredths on a number line
- Identifying tenths on a number line
- Place value for decimals greater than 1
- Plotting decimal numbers on a number line
- Relate decimals and fractions in words
- Relating decimals and fractions in words
- Rewrite fractions as decimals (denominators of 10 & 100)
- Rewriting decimals as fractions: 0.15
- Rewriting decimals as fractions: 0.36
- Rewriting decimals as fractions: 0.8
- Rewriting decimals as fractions: 2.75
- Rewriting fractions as decimals
- Visually converting tenths and hundredths
- Write common decimals as fractions
- Write common fractions as decimals
- Write decimal numbers shown in grids
- Write decimals and fractions greater than 1 shown on number lines
- Write decimals and fractions shown on number lines
- Write decimals as fractions
- Write number as a fraction and decimal
- Writing a number as a fraction and decimal
- Writing decimals and fractions greater than 1 shown on grids
- Writing decimals and fractions shown on number lines
- Writing decimals as fractions review