跟美国学生同步做数学

PART 1 OPERATIONS AND ALGEBRAIC THINKING (OA)

Chapter 01

USE ADDITION AND SUBTRACTION WITHIN 100 TO SOLVE ONE AND TWOSTEP WORD PROBLEMS (OA. 1)

Chapter 02

FLUENTLY ADD AND SUBTRACT WITHIN 20 USING MENTAL STRATEGIES. (OA. 2)

Chapter 03

DETERMINE WHETHER A GROUP OF OBJECTS HAS AN ODD OR EVEN NUMBER OF MEMBERS (OA. 3)

Chapter 04

USE ADDITION TO FIND THE TOTAL NUMBER OF OBJECTS ARRANGED IN RECTANGULAR ARRAYS (OA. 4)

PART 2 NUMBER AND OPERATIONS IN BASE TEN (NBT)

Chapter 05

UNDERSTAND THAT THE THREE DIGITS OF A THREE-DIGIT NUMBER REPRESENT AMOUNTS OF HUNDREDS, TENS, AND ONES. (NBT. 1)

Chapter 06

COUNT WITHIN 1000; SKIP-COUNT BY 5S, 10S, AND 100S. (NBT. 2)

Chapter 07

READ AND WRITE NUMBERS TO 1000 USING BASE-TEN NUMERALS, NUMBER NAMES, AND EXPANDED FORM. (NBT. 3)

Chapter 08

COMPARE TWO, THREE-DIGIT NUMBERS BASED ON VALUES OF THE HUNDREDS, TENS, AND ONES DIGITS, USING >, = AND < symbols.="" (nbt.="">

Chapter 09

FLUENTLY ADD AND SUBTRACT WITHIN 100 USING STRATEGIES BASED ON PLACE VALUE, PROPERTIES OF OPERATIONS, AND THE RELATIONSHIP BETWEEN ADDITION AND SUBTRACTION. (NBT. 5)

Chapter 10

ADD UP TO FOUR TWO-DIGIT NUMBERS USING STRATEGIES BASED ON PLACE VALUE AND PROPERTIES OF OPERATIONS. (NBT. 6)

Chapter 11

ADD AND SUBTRACT WITHIN 1000, USING MODELS, DRAWINGS AND STRATEGIES. ADD AND SUBTRACTING USING REGROUPING. (NBT. 7)

Chapter 12

MENTALLY ADD AND SUBTRACT 10 OR 100 TO A GIVEN NUMBER 100-900. (NBT. 8)

Chapter 13

EXPLAIN WHY ADDITION AND SUBTRACTION STRATEGIES WORK, USING PLACE VALUE AND THE PROPERTIES OF OPERATIONS. (NBT. 9)

PART 3 MEASUREMENT AND DATA (MD)

Chapter 14

MEASURE THE LENGTH OF AN OBJECT BY SELECTING AND USING APPROPRIATE TOOLS SUCH AS RULERS, YARDSTICKS, METER STICKS, AND MEASURING TAPES. (MD. 1)

Chapter 15

MEASURE THE LENGTH OF AN OBJECT TWICE, USING DIFFERENT UNITS.(MD. 2)

Chapter 16

ESTIMATE LENGTHS USING UNITS OF INCHES, FEET, CENTIMETERS, AND METERS. (MD. 3)

Chapter 17

COMPARE LENGTHS BY USING ADDITION AND SUBTRACTION. (MD. 4)

Chapter 18

USE ADDITION AND SUBTRACTION TO SOLVE WORD PROBLEMS INVOLVING LENGTH. (MD. 5)

Chapter 19

REPRESENT WHOLE NUMBERS AS LENGTHS FROM 0 ON A NUMBER LINE DIAGRAM. WORK WITH TIME AND MONEY. (MD. 6)

Chapter 20

TELL AND WRITE TIME FROM ANALOG AND DIGITAL CLOCKS TO THE NEAREST FIVE MINUTES, USING A.M. AND P.M. (MD. 7)

Chapter 21

SOLVE WORD PROBLEMS INVOLVING DOLLAR BILLS, QUARTERS, DIMES, NICKELS, AND PENNIES, USING $ (DOLLARS) AND ? (CENTS) SYMBOLS APPROPRIATELY. (MD. 8)

Chapter 22

GENERATE MEASUREMENT DATA BY MEASURING LENGTHS AND SHOW THE MEASUREMENTS BY MAKING A LINE PLOT. (MD. 9)

Chapter 23

DRAW A PICTURE GRAPH AND A BAR GRAPH TO REPRESENT A DATA SET WITH UP TO FOUR CATEGORIES. SOLVE PROBLEMS USING INFORMATION PRESENTED IN A BAR GRAPH. (MD. 10)

PART 4 GEOMETRY (G)

Chapter 24

RECOGNIZE AND DRAW SHAPES HAVING SPECIFIED ATTRIBUTES. (G. 1)

Chapter 25

PARTITION A RECTANGLE INTO ROWS AND COLUMNS OF SAME-SIZE SQUARES AND COUNT TO FIND THE TOTAL NUMBER OF THEM. (G. 2)

Chapter 26

PARTITION CIRCLES AND RECTANGLES INTO EQUAL SHARES AND DESCRIBE THE SHARES USING FRACTIONAL TERMS. (G. 3)